From 0ff818bddccf73c339ea14226b18c93d41058fe1 Mon Sep 17 00:00:00 2001
From: Sharlatan Hellseher <sharlatanus@gmail.com>
Date: Thu, 20 Nov 2025 00:33:40 +0000
Subject: [PATCH] gnu: Add python-lsstdesc-coord.

* gnu/packages/astronomy.scm (python-lsstdesc-coord): New variable.

Change-Id: I75092e97de5c65874f8c7235fcff9f1809840c65
---
 gnu/packages/astronomy.scm | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/gnu/packages/astronomy.scm b/gnu/packages/astronomy.scm
index c876a40f78b6167c1e7fc08c0e7d316adb3c9a23..c2ba51da309d43a1964bd4c1a5dd8bd300d7186e 100644
--- a/gnu/packages/astronomy.scm
+++ b/gnu/packages/astronomy.scm
@@ -5870,6 +5870,35 @@ solutions generated by NDPPP.")
 @url{http://www.lofar.org/, LOFAR}} a large radio telescope Solution Tool.")
     (license license:gpl3)))
 
+(define-public python-lsstdesc-coord
+  (package
+    (name "python-lsstdesc-coord")
+    (version "1.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "LSSTDESC.Coord" version))
+       (sha256
+        (base32 "1gk6vx8j0sx15b41l3sci62ckgmq7y5qsbn97v3dwwllw7qqznjh"))))
+    (build-system pyproject-build-system)
+    (native-inputs
+     (list python-astropy-minimal
+           python-pytest
+           python-setuptools))
+    (propagated-inputs
+     (list python-future
+           python-numpy))
+    (home-page "https://github.com/LSSTDESC/Coord")
+    (synopsis "Angles and celestial coordinates handling in Python")
+    (description
+     "This package provides a similar in functionality to the
+@code{astropy.coordinates} module, but with more of an emphasis on efficiency.
+Some functions are more than 100 times faster than the corresponding
+functionality in astropy.  On the other hand, the API is somewhat more
+restrictive than the API used by astropy, so the appropriate module to use
+will depend on your needs.")
+    (license license:expat)))
+
 (define-public python-mapsims
   (package
     (name "python-mapsims")