[Python-modules-commits] [python-pysolar] 02/10: Added doc string to GetJulianEphemerisDay to explain delta_seconds. Really just trying to get used to git.

[Wolfgang Borgert]

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debacle pushed a commit to annotated tag 0.2.1
in repository python-pysolar.

commit 577fbb85f6f171cb669d9e4036940e1a1a8a8691
Author: Brandon Stafford <brandon at farb.(none)>
Date:   Sat Mar 1 20:37:42 2008 -0500

    Added doc string to GetJulianEphemerisDay to explain delta_seconds. Really just trying to get used to git.
---
 solar.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/solar.py b/solar.py
index e23aa6a..a1a41a0 100644
--- a/solar.py
+++ b/solar.py
@@ -188,6 +188,9 @@ def GetJulianDay(utc_datetime):	# based on NREL/TP-560-34302 by Andreas and Reda
 		return julian_day + gregorian_offset # after October 5, 1852
 
 def GetJulianEphemerisDay(julian_day, delta_seconds):
+	"""delta_seconds is value referred to by astronomers as Delta-T, defined as the difference between
+	Dynamical Time (TD) and Universal Time (UT). In 2007, it's around 65 seconds.
+	A list of values for Delta-T can be found here: ftp://maia.usno.navy.mil/ser7/deltat.data"""
 	return julian_day + (delta_seconds / 86400.0)
 
 def GetJulianEphemerisMillenium(julian_ephemeris_century):

-- 
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