Solar Section        

 
 

A.L.P.O. SOLAR SECTION EPHEMERIDES


A.L.P.O. SOLAR SECTION EPHEMERIS FOR 2015

Glossary of Terms

There are four parameters that are used to calculate the heliographic coordinates of a
feature on the solar disk:
Four parameters used in the calculate the heliographic coordinates of a feature on
the solar disk:-
Lo – the heliographic longitude of the center of the disk – this decreases by
an average value of 13.2° per day,
Po – the position angle of the north end of the axis of rotation, measured +ve if
east of the north point of the disk,
Bo – the heliographic latitude of the center of the disk and
the apparent diameter of the Sun

The 2015 Ephemeris are Compiled by using WIMP which is downloadable from the Jeff’s page Mars Observer’s Cafe, a program by Jeff Beish of the A.L.P.O Mars Observer’s Cafe and Computer Section.

2015 Emphemeris

ALPO Solar Ephemeris for 2015 pdf format

ALPO Solar Ephemeris for CR Rotations 2092-3082 in pdf format

The 2015 Ephemeris are Compiled by Brad Timerson of the A.L.P.O Solar Section. This Ephemeris includes decimal dates.
ALPO Solar Ephemeris for 2015 pdf format

Solar Ephemeris from CR-10- CR2172 pdf format- condensed from argo.tuc.noao.edu/kpvt/synoptic/dates/carrington.rotations.

    Past Years Ephemerides

All ephemerides Computed by Brad Timerson, A.L.P.O. Solar Section 1997-2014. Thank you Brad for producing the Ephemeris for the ALPO Solar Section. Brad stepped down as Assistant Coordinator (software and ephemerides) tin 2014

2014 Emphemeris
ALPO Solar Ephemeris for 2014 pdf format

2013 Emphemeris
ALPO Solar Ephemeris for 2013 pdf format

2012 Emphemeris
ALPO Solar Ephemeris for 2012 pdf format

2011 Emphemeris
ALPO Solar Ephemeris for 2011 pdf format

2010 Emphemeris
ALPO Solar Ephemeris for 2010 pdf format
2009 Emphemeris
ALPO Solar Ephemeris for 2009 pdf format
2008 Emphemeris
ALPO Solar Ephemeris for 2008 pdf format
2007 Emphemeris
2006 Emphemeris
2005 Emphemeris
2004 Emphemeris
2003 Emphemeris
2002 Emphemeris
2001 Emphemeris
2000 Emphemeris
1999 Emphemeris
1998 Emphemeris
1997 Emphemeris

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