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geographiclib

2.110M downloads/mogeographiclib/geographiclib-python ↗New releases in your daily digest, changelog included.

The geodesic routines from GeographicLib

Last release 1 years ago
21 Aug 2025
Release timing varies
gaps range from 2 months to 3.3 years
Rarely documented
notes for 4 of 28 stable releases
Nothing withdrawn
no release was ever pulled
15 years old
28 releases · first in 2011

Release timeline

28 releases since 2011

2011201320152017

Releases

2.121 Aug 2025
Version 2.1 (2025-08-21)
Version 2.1 (2025-08-21)
Open source →
Additional notes
This project publishes no release notes. Between v2.0 and v2.1 there were 15 commits, 13 of them substantive:

Roll to 2.0.1dev1

Migrate static metadata to setup.cfg.in, add pyproject.toml

Update links to C++ classes

Merge from main

Minor doc fixes.

MPFR fix

Change email address to karney@alum.mit.edu.

Relax bisection tolerance. Add GeodSolve99 test.

Fix: Cannot access attribute "WGS84" for class ...

Fix linting complaints.

Various housekeeping tasks

Fix bug in geodesic inverse solution for very prolate ellipsoids.

Version 2.1
2.023 Apr 2022
Version 2.0 (2022-04-23)
Version 2.0 (2022-04-23)
Open source →

This project publishes no release notes. Between v1.52 and v2.0 there were 18 commits, 17 of them substantive:

Add README
Merge from devel
Rearrange directory structure for stand-alone repository.
Use pip to do the install. Rejig cmake files. Add lint target.
Fix bug where a geodesic with lat1 = 0 and lat2 = nan was treated as
Replace some routines in geomath.py by their equivalents in math
Add geomath sign fixes + sincosde.
Add tests and code tweaks to complete +/-0 changes.
Add sanitize cmake target to check whitespace hygiene
Add planimeter reverse arctic test to catch transit bug and fix.
Remove python 2.x support.
Housekeeping + add GeodSolve96 test + fix.
geodesics.rst: steal :math: conversion from PROJ
More house cleaning.
Merge from devel
Housecleaning + simplify doc. Revert math changes to geodesics.rst.
Version 2.0

1.5222 Jun 2021

Version 1.52 (2021-06-21)

Open source →

Additional notes

This project publishes no release notes. Between v1.50 and v1.52 there were 9 commits, 9 of them substantive:

Improve way PROJECT_ROOT_DIR is determined in cmake/CMakeLists.txt +
Merge from devel for version 1.51
Fix for inaccurate hypot with python 3.[89]
More aggressive about preventing negative s12 and m12 for short lines.
Adjust threshold for dealing with negative s12 + m12 geodesics.
Check for non-negative a12, s12, m12 from GeodSolve82 test.
Visual Studio 2015's hypot has the same bug as with some versions of python
Version 1.52
Merge from devel for version 1.52

1.5024 Sept 2019

Version 1.50 (2019-09-24)

Open source →

Additional notes

This project publishes no release notes. Between v1.49 and v1.50 there were 25 commits, 23 of them substantive:

Workaround bugs in fmod+sin in VS-201[012] in C implementation.
Merge from tag v1.49.2-c
Math::cbrt, Math::atanh, and Math::asinh now preserve the sign of -0.
Minimum CMake version = 3.0.0. Introduce GeographicLib_SHARED target
Update copyright dates for changes in 2018
Minor cleanup.
Add test of sign of azi2 (= +0.0) in GeodSolve73 for all implementations.
Implement GeodSolve80 - GeodSolve83 coverage tests for
fortran, matlab: add Planimeter15 - Planimeter28 tests
Manually merge fix to python/setup.up
PolygonArea.js: fix bugs in TestEdge and Compute. Add coverage tests
Implement fix to AddEdge/transitdirect bug in Java, JS, + Python
PolygonArea: be more systematic about the reduction of the area. This
Avoid range errors with python fmod(inf) and sin(inf). Fix use of
Update copyright dates for 2019.
Doc updates: Remove restriction to simple polygons. Improve
Misc doc updates
Update majic-parent to 0.2.11 (release) + http: -> https: in many files.
Various documentation update.
Doc updates getting ready for 1.50 release

…and 3 more.

1.495 Oct 2017

This project publishes no release notes. Between v1.48 and v1.49 there were 5 commits, 5 of them substantive:

This project publishes no release notes. Between v1.48 and v1.49 there were 5 commits, 5 of them substantive:

Limit line length to 79. Remove unneeded inline qualifiers.
Add two geodesic (near antipodal) inverse tests.
geodesic.py: Fix typo in doc string (thanks to Marco Bodrato).
Set release date for 1.49. Use VS 14 2015 for Windows binaries.
Merge from devel for version 1.49

1.489 Apr 2017

This project publishes no release notes. Between v1.47 and v1.48 there were 8 commits, 8 of them substantive:

This project publishes no release notes. Between v1.47 and v1.48 there were 8 commits, 8 of them substantive:

Switch C++ library to 1.48.
Change http://geographiclib.sf.net to https://geographiclib.sf.io
Switch other sourceforge URLs to https.
Convert wikimedia links to https
Python package: Change default range for longitude and azimuth to (-180,180]
Workaround bug in fmod for python 2.7 on 32-bit Windows.
Set release date for 1.48.
Merge from devel for version 1.48

1.4715 Feb 2017

This project publishes no release notes. Between v1.45 and v1.47 there were 39 commits, 37 of them substantive:

This project publishes no release notes. Between v1.45 and v1.47 there were 39 commits, 37 of them substantive:

Standardize on sourceforge.net for host name
Add sphinx documention python package.
Break up doc target into several targets.
move python/test to python/geographiclib/test and include in setup.py.
add setup.py commands for test and build_sphinx
update/fix build_sphinx
python/setup.py: Fix path for tests. Remove support for generating
Top-level pom.xml no longer included in release.
quadmath fixes: copysign implementation + skip nan tests until boost 1.60.
Remove LONG_NOWRAP from implementations of geodesics in other languages
geodesic.py: implement better handling of lam12 close to 180. Also...
Propagate copysign fixes to all languages
* Include sample python wrapper code via boost-python in python/wrapper.
Doc fixes
Fix missing files in autoconf packaging.
geodesic{line,}.py: implement reference point 3
JS + python: fix lint issues
Merge from devel so that changes to GeodesicLine can be incorporated
Try to make documentation consistent across language implementations.
Use relative URL's if possible.

…and 17 more.

1.4530 Sept 2015Deprecated

Deprecate (or if not documented remove) substitution of 1/f for f if f > 1.

This project publishes no release notes. Between v1.44 and v1.45 there were 11 commits, 10 of them substantive:

Housekeeping and shift to version 1.45
Fix problems related to max(-0.0, +0.0) returning -0.0 with some
* JavaScript: don't "install" source js files and other tweaks.
Deprecate (or if not documented remove) substitution of 1/f for f if f > 1.
* Use Java's toRadians and toDegrees and so get rid of GeoMath.degree.
* Create and install geographiclib.js and geographiclib.min.js.
Fix some build issues
* Fix C compilation flags for clang.
* Expand test cases for max(-0.0,+0.0) bugs (which also caused incorrect
* Fix geodesic inversion so that nan + point on equator or pole returns

1.4414 Aug 2015

This project publishes no release notes. Between v1.43 and v1.44 there were 18 commits, 14 of them substantive:

This project publishes no release notes. Between v1.43 and v1.44 there were 18 commits, 14 of them substantive:

Separate expansion for J(sigma) (C++ and MATLAB). Use only 1 temporary
Geodesic: Use 1+eps series for A2 for all languages (C++ and MATLAB done
Fixes for geodesic routines: C, Fortran, Python (partial).
Propagation of changes to geodesic routines for JavaScript (partial),
* Add GARS ang Georef. Bump library so version to 14.2.0 to reflect
* Implement AngNormalize and sincosd/atan2d fixes for Java and
Update copyright dates.
* Geodesic.js + Interface.js: skip redundant calls to AngNormalize.
* python/geographiclib/init.py defines version and
Merge from devel to get ready for 1.44
* Test and fix changes to maxima interface.
* Add Math::LatNormalize. Still need to use consistently.
* JavaScript: the low level functions include the (normalized) input
Fix python typo. Improve GeodSolve man page.