sql. Vincenty's Direct. Linear expansion: ΔL = aL₁ (T₂ - T₁) Volumetric expansion: ΔV = bV₁ (T₂ - T₁) where: T₁ – Initial temperature, and T₂ is the final. By combining. Last drawn Basic Salary x No. 21057333441532497. 631 nautical miles; Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet. 0 KB] Note: Please have the Excel program. php This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. Given two geographic coordinates, use Vincenty's inverse formula to calculate an ellipsoidal distance and the forward and reverse geodetic azimuths between the two points. 1. 857, 2. These are real scientific discoveries about the nature of the human body, which can be invaluable to physicians taking care of patients. As a result, Wolfram|Alpha also has separate algorithms to show algebraic operations step by step using classic techniques that are easy for humans to recognize and follow. 6173571575417. distanceBetween() ). To conduct the correct three-phase power calculation to the problem given above: Identify the given parameters — active power = 5 kW, phase voltage = 400 V and line current = 8. It is closer in shape to an oblate spheroid. The calculator utilizes the Haversine formula, which provides an accurate estimation of the great circle distance between two points on a sphere. Program INVERSE is the tool for computing the geodetic azimuth and ellipsoidal distance between two points given their latitudes and longitudes in degrees, minutes, and seconds. Get the free "Chemical Nomenclature" widget for your website, blog, Wordpress, Blogger, or iGoogle. The shortest path between two points on the ellipsoid at () is called the ; its length is and the geodesic from point 1 to point 2 has azimuths at the two end points. 16 invested for 3. 7203" S. Equation from a table. The documentation on the C interface is here. Parameters:Vincenty's formula is accurate to within 0. 0 seconds) / (420 minutes × 60 seconds) = 0. But, as every smart investor knows, John should diversify his portfolio, so he decided to buy some. The default calculation in the calculator asks what is the future value of a present value amount of $12,487. The internationally recognized formula, developed by W. Step 1: Open an Excel sheet. 04m)2 × 5 m = 0. Every baby is different and has its own needs. 6593,10. . vincenty-inverse(from, to, [units=kilometers]) Calculates the distance between two Point|points in degress, radians, miles, or kilometers. Download Vincenty. The Haversine formula calculates a great-circle distance which assumes a perfect sphere. Serum alcohol concentration. I need the answer in meters or feet or miles. I'm trying to use the haversine formula as seen here: That's the so called "great circle" calculation. This calculator will find the distance between two pairs of coordinates to a very high degree of precision (using the thoroughly nasty Vincenty Formula, which accounts for the flattened shape of the earth). Auto-run code Only auto-run code that validates Auto-save code (bumps the version) Auto-close HTML tags Auto-close bracketsVincenty's formulae can be used to calculate the ellipsoidal distance and azimuths between two points. Normal value is 285 mmol/kg. For the calculation of the course angle the following formulas are used: 1. A New Equation to Estimate Glomerular Filtration Rate. Calculator designed to balance chemical equations with results of: the balanced equation, word equation, and how it happened. out, the cos function is incapable of distinguishing small angles. If the coordinate is given using the Universal Transverse Mercator (UTM) coordinate reference system replace the geodetic azimuth. Enter the bith date. 2) Example: Calculate Vincenty Ellipsoid Great Circle Distance Using distVincentyEllipsoid () Function of geosphere Package. If the voltage and current to the motor are 400 V and 8. initial. java distance earth geodesy haversine meters azimuth haversine-formula vincenty bearing midpoint vincenty-formula geocalc standpoint Updated Oct 24, 2020; Java; maurycyp. Distance/bearing between two points (inverse solution) Vincenty’s paper presents a set of formulæ rather than a single program; this shows those formulæ pulled together as they are used in the script: a, b = major & minor semi-axes of the ellipsoid. Vincenty, Survey Review 22, April 1975. Hence, to calculate the distance from force and work, proceed as follows: Determine the work done, W, when the force, F, is applied. V = volume. φ 1, φ 2 = geodetic latitude. X) / Math. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more. py. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. The formula to calculate the area of a circle using radius is as follows: Area of a circle = π × r 2. The "Draw map" button will show you the two points on a map and draw the great circle route between them. 018 × 0. The y. lon1 = lon1 * PI/180 Convert the. Quadratic Through 3 Points. # This library supports both, the "Haversine" and the "Vincenty" algorithm. CREATE FUNCTION VINCENTY (. 008 nautical miles; Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet. a, b = f = φ1,φ2 = L = s = α1,α2 = tanU1 = cosU1 = σ1 = sinα = cos2 α = u2 = A = B = σ = major & minor semi-axes of. In a flush mount, it is at. See also. Here is the complete implementation of the buildingDistance() function: def buildingDistance(bid_1, bid_2): # Check if both building IDs are valid. RSD = relative standard deviation. The difference between this calculator from the earlier version Distance calculator is that this one uses a quite precise algorithm developed by Polish scientist Thaddeus. y0= 4 x3 (1 x)2 ex De nition A closed form solution is an expression for an exact solution given with a nite amount of data. OSI Approved :: BSD License Programming. geokernels: fast geospatial distance and geodesic kernel computation for machine learning. The forward azimuth is calculated by. Example: Solve this equation for y = y(x). vincenty(). Java code to calculate the distance between two points using Haversine formula: public double getDistance (double startLat, double. Basic usage # Distance #I would like to calculate a point based on direction and distance using GeoDjango or GeoPy. 126 nautical miles; Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet. while the longitudes are depicted by x and y. Surface Area Calculator. FORMULA: haversine (d/r) = haversine (Φ2 – Φ1) + cos (Φ1)cos (Φ2)haversine (λ2 -λ1) Where d is the distance between two points with longitude and latitude ( λ,Φ ) and r is the radius of the earth. These are detailed in the table below. Once you have shifted the center to (0, 0) ( 0, 0) the angle from the +x + x axis to the point (a, b) ( a, b) is Atan2(b, a) A t a n 2 ( b, a). 3. How to Calculate Percentage Decrease. 0 1 0. This uses the ‘haversine’ formula to calculate the great-circle distance between two points – that. Austin Nichols, 2003. The "Draw map" button will show you the two points on a map and draw the great circle route between them. 3 is called the Henderson-Hasselbalch equation and is often used by chemists and biologists to calculate the pH of a buffer. I basicly wrote this GUI to test the haversine functions in my distance UDF. E. 000015", on the ellipsoid being used. The Vincenty formula is commonly used to measure the geographic distance between two points on Earth. Along with values, enter the known units of measure for each and this calculator will convert among. How do you find the linear equation? To find the linear equation you need to know the slope and the y-intercept of the line. See the ‘ Direct ’ formula to calculate the destination point given the start point, bearing and distance. This Python package provides fast geospatial distance computation and geodesic distance kernels to accelerate geospatial machine learning and distance matrix calculations. 33) by Framingham’s formula: QTc = QT + 0. Vincenty Algorithm is used to calculate this distance. Quadratic Formula: x = −b±√b2 −4ac 2a x = − b ± b 2 − 4 a c 2 a. the direct formula to compute the latitudes of forepoints in azimuths of 0', and eqn. This formula is widely used in geographic information systems (GIS) and is much more accurate than methods for computing the great-circle distance (which assume a spherical Earth). 867687 m. The Vincenty's formulae article presents an algorithm for calculating the geodesic distance between two points on an ellipsoid. INSTRUCTIONS: Enter the following: (Lat1) Latitude of. en. Y, endPoint. This system is also used by timeanddate. Products in competitive demand will see the demand for one product increase if the price of the rival increases, while products in joint demand will see the demand for one increase if the price of the other decreases. 2) Example: Calculate Vincenty Ellipsoid Great Circle Distance Using distVincentyEllipsoid () Function of geosphere Package. Important in navigation, it is a special case of a more general formula in spherical trigonometry, the law of haversines. 4. Equation 7. Please see GeographicLib for a high quality library with implementations in various languages. 729 kilometers; 7030. The acceleration calculator is based on three various acceleration equations, where the third is derived from Newton's work: a = (vf − vi) / Δt; a = 2 × (Δd − vi × Δt) / Δt²; and. This calculator will find the distance between two pairs of coordinates to a very high degree of precision (using the thoroughly nasty Vincenty Formula, which accounts for the flattened shape of the earth). I needede to calculate about 1000 flights for my company's carbon footprint. Given a geographic coordinate, an ellipsoidal distance, and a geodetic azimuth, use Vincenty's direct formula to calculate the coordinate of a second point as well as the reverse geodetic azimuth. You can calculate the total surface area, base area, lateral surface area, and face area of any square pyramid using our tool. , in relation to the geodesic) have been verified by comparing them with a new formula developed by adapting a fourth-order Runge-Kutta scheme for the numerical solution of ordinary differential equations, advancing the work presented by Kivioja in 1971. The Jaccard index (or Intersection over Union) is a metric used to calculate the similarity and diversity of sample sets. If an aYou can use the Omni Calculator tool compression spring calculator or follow the next steps: Find out the spring constant, K. Note: If your coordinates are decimal numbers, see formulas in the Decimal Longitude Latitude section. Calculators; Latitude and Longitude Converter 2021-05-06T20:23:58+00:00. That UDF (the part that was completed) is included in the zip file. A negative change indicates the reaction is exothermic, while a positive value means it is endothermic. After putting value in above equation, here's how the IRR equation looks:Even, it is really looks like a daunting task to solve physics equations or formulas. 5 mm; however, the algorithm fails to converge for points that are nearly antipodal. It returns a clean price and dirty price ( market. Calculator: Milliamp Hours to Watt Hours Calculator. Depending on which parameter is given, you can use the following equations: A = d 2 / 2. 1. But Earth is also not exactly an oblate. Let’s dive right in! The haversine formula is perfectly accurate for calculating distances on spheres. Where. Levy, and D. The user may select from a variety of reference ellipsoids, including GRS80 (NAD 83) / WGS84 and Clarke 1866 (NAD 27), or may define their own reference ellipsoid in. C++, compiled with pybind11; Python (Numpy and pure Python) The formula calculates the azimuth and distance between two points on the surface of a spheroid. The entire gratuity amount received. Factor out of . The Great Circle Central Angle (Vincenty) calculator uses three dimensional geometry to calculate the central angle of a great circle arc defined by a pair of latitude/longitude pairs. The Vincenty's equation below can be found here. Congratulations, you've successfully computed the. Have feedback about this calculator? The Mean Arterial Pressure (MAP) calculates mean arterial pressure from measured systolic and diastolic blood pressure values. TL;DR - Vincenty's inverse formula provides an accurate method for calcualting the distance between two latitude/longitude pairs. (Out of sheer perversity – I’ve never needed such accuracy – I looked up this formula and discovered. The modification of this principle, called 4-2-1 rule, gives you a. bearing. Angular distance or angular separation is the measure of the angle between the orientation of two straight lines, rays, or vectors in three-dimensional space, or the central angle subtended by the radii through two points on a sphere. 1) Is Vincenty Formula the better option to calculate distance between 2 points than Haversine formula when generating latitude and longitude from Android Device. stands for dearness allowance, – which is an additional compensation paid to cover inflation. Know the ways and steps to write an ionic formula, ionic radii. Because of the curvature of the Earth, the shortest distance is actually the "great circle" distance, or "as the crow flies" which is calculated using an iterative Vincenty formula. Example: distance between Boston and New York CityUsing Vincenty formula, the distance between 22. These longitude and latitude present in KML/ KMZ file fall in with the decimal degrees. Solved example of binomial theorem. GeoPy discourages the use of Vincenty as of version 1. article below : A method is given for calculating the destination point for ellipsoid earth models using Vincenty's formula: Convert the starting point latitude 'lat1' (in the range -90 to 90) to radians. The arc length of the sector (c) is equivalent to the circumference of the cone base. 4. Tap for more steps. Let's define an example with three points: p1 at 38. I got two columns with latitude and longitude values. g. We started with the least accurate equirectangular approximation. import numpy as np def Haversine(lat1,lon1,lat2,lon2, **kwarg): """ This uses the ‘haversine’ formula to calculate the great-circle distance between two points – that is, the shortest distance over the. We found some JavaScript code to do this here. – Gabriel De Luca To use, you simply need to call function vincenty_distance with latitude and longitude parameters, example: SELECT vincenty_distance (47. Loxodrome length is calculated by the following formula: 3. vincenty-direct(start, distance, bearing, units) Takes a Point and calculates the location of a destination point given a distance in degrees, radians, miles, or kilometers; and bearing in degrees. This list is incomplete, please visit the documentation site for the full monty of documentation and examples! Distance between two coordinates (Vincenty's Formula) Use the calculator object. Comparison with spherical distance. 33 Ω. Secondly, Bessel’s formula is. To find the total amount of formula needed for the day, you should multiply the baby's weight in kilograms by 150 ml or 5 fl oz. distanceBetween() ). Geodesic::Direct does a straight solution of the direct problem. Thomas, Paul D. Vincenty’s formulae are two related iterative methods used in geodesy to calculate the distance between two points on the surface of a spheroid, developed by Thaddeus Vincenty. Geodesic should be used instead. Other formulas also exist. Either way, the answer should still be considered approximate. Returns the lat and long of projected point and reverse azimuth. Vincenty's Direct Given a geographic coordinate, an ellipsoidal distance, and a geodetic azimuth, use Vincenty's direct formula to calculate the coordinate of a second point as well as the reverse geodetic azimuth. This RLC impedance calculator will help you to determine the impedance formula for RLC, phase difference, and Q of RLC circuit for a given sinusoidal signal frequency. How do I calculate distance between two latitude longitude points? I need to calculate the distance between two points given by two coordinates. Besides the fabs for abs and one sin for that cos I also changed the loop; there were two abs () -calls. 5. T. Half month's average salary x completed years of service. The haversine formula determines the great-circle distance between two points on a sphere given their longitudes and latitudes. (18) becomes indeterminate over equatorial lines (since cos²α → 0); in this case, set cos2σ m to 0 and the result is computed correctly. -the eccentricity of the spheroid (a - the length of the major semiaxis, b - the length of the minor. 25H - 5A + 5. Haversine and Vincenty happen to be algorithms for computing such distances; however both result in excessive errors in some limits. Note that the heat transfer unit per time is watts. It provides the net ionic charge, its name, and ionic radii. Note how the second formula expands the apparent x-displacement (by virtue of dividing by a number less than 1) as it should, because a degree of longitude gets smaller as you move towards the poles from the equator. Given two coordinates, use Vincenty's inverse formula to. The second part, converts the lat lon coordinates to web mercator and uses the distance and yields 5. I have posted a software question on StackOverflow, regarding an unexpected drift in latitude using Vincenty's Direct formula;. Below is the javascript:A geodesic on an oblate ellipsoid. 1. 441 miles; 10887. This library implements Vincenty’s solution to the inverse geodetic problem. Step 1: Enter the equation you want to solve using the quadratic formula. Rate of return = ($2,500 - $1,000) / $1,000 = 2. 119); const p2 = new LatLon(48. 14 × (0. 07902986076924, 114. The order of the points does not matter for the formula as long as the points chosen are consistent. but depending on a how accurate you want it to be, Haversine formula doesn't take into account an important factor and that's altitude. 25%. Take the exponential constant (approx. To associate your repository with the vincenty-formula topic, visit your repo's landing page and select "manage topics. 15 circular segment calculations in one program. js" which offers functions for calculating the distance between Lat / Lon, but does not support the calculation with height ( altitude ). 2. Stair stringer: it's the construction that the steps are mounted on. Vincenty's goal was to express existing algorithms for geodesics on an ellipsoid in a form that minimized the program length (Vincenty 1975a). d = √ (x2 - x1)2 + (y2 - y1)2. 1°N 78. Enter your data here. Both formulas rely on many trigonometric calculations, which are computationally expensive. The formula for the Minkowski distance is shown below:. where: a 0 — The first term of the series; d — The constant difference between two adjacent terms; and; n — The position of the nth term. Austin Nichols, 2003. You can use the Java Geodesy Library for GPS, it uses the Vincenty's formulae which takes account of the earths surface curvature. 5244" E. distance excel geodesy vba latitude. Based on the comprehensive analysis of the characteristics of Bessel’s formula and Vincenty’s formula, an improved algorithm is proposed. So i need to calculate minimum distance between 2 points in FEET. The calculator-online gives basic to advance level physics calculators that will assists you to solve the different complex problems. Given two points with these Latitude and Longitude coordinates: Point. The Alghorithm returns a distance in. We'll call θ and φ to their respective latitude and longitude components. The latter option would be much quicker; however I am. var degrees = Math. This calculator will find the distance between two pairs of coordinates to a very high degree of precision (using the thoroughly nasty Vincenty Formula, which accounts for the flattened shape of the earth). turf-vincenty-direct. Since, we now. y = cosx. 0 KB] which calculates distances using two different simplified methods. 17%. How to Calculate Percentages. A 3-week old baby should eat approximately 150 ml (5 fl oz) per kilogram of its body weight per whole day. The Great Circle Central Angle (Vincenty) calculator uses three dimensional geometry to calculate the central angle of a great circle arc defined by a pair of latitude/longitude pairs. This angular velocity calculator uses two different angular velocity formulas depending on your input parameters. m = mass. 028 rounded to the nearest millimeter). The simplest way to use this (or a more accurate, but I think it's not your case) formula consists into press Alt+F11 to open the VBA Editor, click Insert --> Module and then (copy and) paste e. 1. 945 kilometers; 3306. For example a sample output of azimuths. This formula is widely used in geographic information. 5 N is required to move the plate at a velocity of 3. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this siteIn a computer, there is the Atan2 function. Calculate bearing and distance from latitude and longitude. The GeoSeries above have different indices. Please pick an option first. where. geodesicLength@meters! in ArcGIS. The first one is based on the radius of the circle. Thaddeus Vincenty (born Tadeusz Szpila; 27 October 1920 – 6 March 2002) was a Polish American geodesist who worked with the U. This uses the ‘haversine’ formula to calculate the great-circle distance between two points – that is, the shortest distance over the earth’s surface – giving an ‘as-the-crow-flies’ distance between the points (ignoring any hills they fly over, of course!). Given an array of integers. 1873 (g/mol). JavaScript function to calculate the destination point given start point latitude and longitude (numeric degrees), bearing (numeric degrees) and distance (in m), based on the Vincenty direct formula. Finally, the circular segment calculator below includes all possible calculations regarding circular segment parameters: angle; arc length; area ; chord length; height; radiusGiven an array of integers. To associate your repository with the vincenty topic, visit your repo's landing page and select "manage topics. The formulae in this article calculate. This can be calculated by using the. 25H - 5A - 161. facilitates the calculation of geographic distance in Stata, independently of the map. For example, If I have a point that is (-24680. In the formulaA calculator that can convert between chemical formulas, whether elements or compounds, and their respective names. 0 2 1. More than 100 million people use GitHub to discover, fork, and contribute to over 330 million projects. powered by "x" x "y". We also explain what a regular QT interval is, the risks of QT prolongation, and which QT-prolonging. To calculate its watt hours, you multiple its amp hours by its voltage: 50Ah × 12V = 600Wh. 6 A, respectively, determine the power factor of the delta system. Wikipedia: Haversine; Wikipedia: Vincenty; Is the Haversine Formula or the Vincenty's Formula better for calculating distance? Example. 0079 g/mol + 6 × 16 g/mol = 180. Here are two standard methods: Vincenty's formula (applied above) 8139. Location object ( Location. Does WGS84 vs GCJ02 coordinates impact the calculation or distance (The Vincenty's formula takes the WGS84 axis into consideration)? The Haversine Formula is used in Google Map Utils, but the Vincenty Formula is used by the android. It is designed to be simple to embed in your existing applications and easy to use. Don’t fret, our free online physics calculators helps to calculate the different physics related terms. View from the Swabian Jura to the Alps. Prior to SAS 9. Various methods, such as the Haversine formula or the Vincenty formula, can be used to calculate the distance accurately, taking into account the Earth’s curvature. I needede to calculate about 1000 flights for my company's carbon footprint. 012 nautical miles; Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet. " VINCENTY: Stata module to calculate distances on the Earth's surface ," Statistical Software Components S456815, Boston College Department of Economics, revised 16 Feb 2007. geodesy. The expected net cash flow for three years are to be $4500,$4000 and $5500 repectively. g. Free Chemical Reactions calculator - Calculate chemical reactions step-by-stepAbbreviated formula: Wh = mAh × V ÷ 1,000. JavaScript function to calculate the destination point given start point latitude and longitude (numeric degrees), bearing (numeric degrees) and distance (in m), based on the Vincenty direct formula. Both functions use the Vincenty distance formula. There are five types of price elasticity of demand. For those of you that are unfamiliar with the formula, it is used to calculate the direct distance between two surface points of the globe. e. 637 miles; 12988. The included geodesic kernel package accepts WGS84 coordinates. 0107 + 66*1. Lat. Calculate the distance between the two buildings using the latLngDistanceMeters() function. Flush mount: in a standard mount, the last tread is one step below the floor level. 205, 0. This includes elimination, substitution, the quadratic formula, Cramer's rule and many more. bearing. I am trying to calculate a new location when travelling due east from a known location and distance. As always, the code used in the examples is. Thus in the geosphere package you use. 65389) I would like to find out a point 1KM North, 1KM East, 1KM Sourh and 1KM west using Vincenty distance formula. formula does not need an adjustment for quadrant, which allowed. 03 m2. The calculator first converts the number of years and interest rate into terms of months since compounding occurs monthly in this exampleThe two rules of inequalities are: If the same quantity is added to or subtracted from both sides of an inequality, the inequality remains true. . Thank you. There are two standard geodesic problems: So, the first part does the vicenty calculation and the result is: 166. m = ρ × V. If the array is already sorted then the inversion count is 0. Step 3: Finally, the chemical formula will. What has surprised me is when calculating using a 90 degree bearing, the Latitude drifts south. If a given triangle is a right angle. geospatial - PHP Geospatial Extension. Landing: a platform connecting two flights of stairs. The Vincenty formula is commonly used to measure the geographic distance between two points on Earth. Sorted by: 0. The "Draw map" button will show you the two points on a map and draw the great circle route between them. Then we looked at the more accurate Haversine formula. Example: 1 Battery. Our area of a sphere calculator allows you to calculate the area in many different units, including SI and imperial units. Incorrect equation for Direct Problem[edit] I was recently implementing the Vincenty Formulae for solving the direct problem and this equation was wrong: σ = s b A + Δ σ {\displaystyle {\begin {aligned}\sigma &= {\frac {s} {bA}}+\Delta \sigma \end {aligned}}} This gave a distance over several kilometers no matter the tolerance inputted. X - startPoint. Testing this on an online vincenty calculation is seems the projected co-ordinates are the way to go: python; scipy; spatial; kdtree; map-projections; Share. So the formula would be : 0 = C 1 /(1+r) + C 2 /(1+r) 2 + C 3 /(1+r) 3 - initial investment. vincenty. Then, write the equation in a standard form, and isolate the variable using algebraic manipulation to solve for the variable. It is represented by the formula a_n = a_1 + (n-1)d, where a_1 is the first term of the sequence, a_n is the nth term of the sequence, and d is the common difference, which is obtained by subtracting the previous term. Vincenty is more accurate than Haversine because is considers the Earth's ellipticity when performing the calculation, but takes a longer time to compute. Using the enthalpy equation, or 2. Type depends on input; Quantity in angular units, or float in radians. An arithmetic sequence is a sequence of numbers in which each term is obtained by adding a fixed number to the previous term. I require a function to calculate the distance between a pair of WGS 84 positions to a high degree of accuracy and I was planning to use the geographic functions from boost geometry. In this area of a sphere calculator, we use four equations: Given radius: A = 4 × π × r²; Given diameter: A = π × d²; Given volume: A = ³√ (36 × π × V²); and. If we multiply or divide both sides of an inequality by the same negative number, we. Q5. The interest on EPF (Employee Provident Fund) contributions is calculated on a monthly basis based on the following formula: Interest = (opening balance at the beginning of the year + contributions during the year) x interest rate / 12. Don’t forget to convert back from radians to degrees. 069972); The Vincenty Formula is one of most precise methods to calculate distance because it assumes the figure of earth as an oblate spheroid. Step 1: Identify the function f (x) and the point x0. Discussions (1) This function will compute the great circle distance between two points on a sphere of uniform radius using the Vincenty formula. For example, if one resistor is 2 Ω and the other is 4 Ω, then the calculation to find the equivalent resistance is: 1 / (1/2 + 1/4) = 1 / (3/4) = 4/3 = 1. To calculate the distance between two points there are two popular algorithm Haversine and Geodesic distance is used:. 0. where: π is approximately equal to 3.