From 657674267385da76a7942a30b33209e44003e8bc Mon Sep 17 00:00:00 2001
From: "Adam R. Jensen" <39184289+AdamRJensen@users.noreply.github.com>
Date: Fri, 1 Aug 2025 11:49:35 +0200
Subject: [PATCH 1/2] Update spa_python doc string

---
 pvlib/solarposition.py | 21 +++++++++++----------
 1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/pvlib/solarposition.py b/pvlib/solarposition.py
index 7284191d68..15419f0cbe 100644
--- a/pvlib/solarposition.py
+++ b/pvlib/solarposition.py
@@ -285,7 +285,7 @@ def spa_python(time, latitude, longitude,
     Calculate the solar position using a python implementation of the
     NREL SPA algorithm.
 
-    The details of the NREL SPA algorithm are described in [1]_.
+    The details of the NREL SPA algorithm are described in [1]_, [2]_.
 
     If numba is installed, the functions can be compiled to
     machine code and the function can be multithreaded.
@@ -328,25 +328,26 @@ def spa_python(time, latitude, longitude,
     -------
     DataFrame
         The DataFrame will have the following columns:
-        apparent_zenith (degrees),
-        zenith (degrees),
-        apparent_elevation (degrees),
-        elevation (degrees),
-        azimuth (degrees),
-        equation_of_time (minutes).
 
+        - apparent_zenith (degrees),
+        - zenith (degrees),
+        - apparent_elevation (degrees),
+        - elevation (degrees),
+        - azimuth (degrees),
+        - equation_of_time (minutes).
 
     References
     ----------
     .. [1] I. Reda and A. Andreas, Solar position algorithm for solar
        radiation applications. Solar Energy, vol. 76, no. 5, pp. 577-589, 2004.
+       :doi:`10.1016/j.solener.2003.12.003`.
 
     .. [2] I. Reda and A. Andreas, Corrigendum to Solar position algorithm for
        solar radiation applications. Solar Energy, vol. 81, no. 6, p. 838,
-       2007.
+       2007. :doi:`10.1016/j.solener.2007.01.003`.
 
-    .. [3] USNO delta T:
-       https://maia.usno.navy.mil/products/deltaT
+    .. [3] `USNO delta T:
+       <https://maia.usno.navy.mil/products/deltaT>`_
 
     See also
     --------

From b2f74ca2cfee8c7310b12b0cf1727b86f5b94ca2 Mon Sep 17 00:00:00 2001
From: "Adam R. Jensen" <39184289+AdamRJensen@users.noreply.github.com>
Date: Fri, 1 Aug 2025 23:46:26 +0200
Subject: [PATCH 2/2] Update pvlib/solarposition.py

Co-authored-by: RDaxini <143435106+RDaxini@users.noreply.github.com>
---
 pvlib/solarposition.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pvlib/solarposition.py b/pvlib/solarposition.py
index 15419f0cbe..ba861c9d82 100644
--- a/pvlib/solarposition.py
+++ b/pvlib/solarposition.py
@@ -346,7 +346,7 @@ def spa_python(time, latitude, longitude,
        solar radiation applications. Solar Energy, vol. 81, no. 6, p. 838,
        2007. :doi:`10.1016/j.solener.2007.01.003`.
 
-    .. [3] `USNO delta T:
+    .. [3] `U.S. Naval Observatory, delta T
        <https://maia.usno.navy.mil/products/deltaT>`_
 
     See also