ChangeLog for barycen
=====================

Version 1.22.2 - 2024-01-22 (RDS)
------------		
	+ (src/BaryCenterableTable.cc)  PLEPHEM keyword set to 'DE'+ephemeris,
					e.d. DE200 - (SPR-7656)

Version 1.22.1 - 2023-03-08 (RDS)
------------		
	+ (doc/varycen_description.tex) Coordinates srcra/srcdec can only
					be input as decimal degrees
					(SPR-7675)

Version 1.22 - 2021-09-18 (RDS)
------------		
	+ (lib/dpleph.cc) 		Throws error if file not found
	  (src/*.cc)			Allow any 'DEnnn' ephemeris as input
	  (config/*.par)		(SCR-7605)

Version 1.21 - 2018-02-13 (EO)
------------------------------
	+ This is a new major version of this package including a new GNU
	Public License Text disclaimer required to distribute the SAS source
	code to the Astronomical Community under the terms of the GNU Public
	License. The text as it is shown below is the same that has been 
	included in all SAS source code files.

	ESA (C) 2000-2018 

	This file is part of ESA's XMM-Newton Scientific Analysis System
	(SAS).

	SAS is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	SAS is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.
	   
	You should have received a copy of the GNU General Public License
	along with SAS.  If not, see <http://www.gnu.org/licenses/>.
	---------------------------------------------------------------------


Version 1.20.5 - 2013-10-30 (AI)
------------		
	+ (f90/barycen.f90) Instrument variable changed to int32 type.
	
Version 1.20.4 - 2013-03-05 (AI)
------------	
	+ Cal setInstrument  bug fixed.
	
Version 1.20.3 - 2013-02-28 (AI)
------------
	+ Implementation of the Sun Angle correction for rgsangles.
	SOC-SCR-340
	
Version 1.20.2 - 2012-06-15 (RDS)
------------
	+ doc/barycen_description.tex	Added warnings into documentation
		(SPR-6740)

Version 1.20.1 - 2012-05-11 (AI)
------------
	+ Heliocentricorr documentation updated.
	+ Heliocentricorr parameters modifed.
	
Version 1.20 - 2011-10-18 (AI)
------------
	+ New parameters "srclist" and "source" for "heliocentriccorr" task.
	
Version 1.19 - 2011-10-14 (AI)
------------
	+ New task "heliocentriccorr". This task calculates the Heliocentric
	velocity corrrection for a given pointing direction and time.
	
Version 1.18 - 2009-09-17 (AI)
------------
	+  New funtionality to switch between DE200 and DE405 ephemerides added.
	SOC-SCR-285 closed.
	
Version 1.17.5 - 2009-09-03 (AI)
------------
	+Fixes to make barycen gcc-4.3 compliant

Version 1.17.4 - 2007-06-19 (AI)
------------
	+ (src/BaryCenterableDataSet.h) New method "processExposu" that corrects the 
	EXPOSU time values. SOC-SPR-6485
	+ New parameter (barycen and earthbarycen) "processexposutable". 
	+ Documentation updated. 
	
Version 1.17.3 - 2004-09-10 (RDS)
------------
	+ changed start time in barycen and earthbarycen documentation
      from 1998-01-01T00:00:00 UTC to 1998-01-01T00:00:00 TT (SPR-2529)

Version 1.17.2 - 2004-05-05 (EO)
--------------
	+ Removed unnecessary dependency on deceit.

Version 1.17.1 - 2004-03-18 (RDS)
------------
	+ documented missing parameters and the earthbarycen task.

Version 1.17 - 2003-05-01 (UL)
------------
	+ added functionality to access Earth ephemeris data as needed
	  by planned new Doppler-shift correction to RGS data in rgsevents
	  task

Version 1.16 - 2003-01-06 (UL)
------------
	+ fixed SPR 2394: jodrellbanktest error

Version 1.15 - 2002-07-12 (UL)
------------
	+ now depends on package sas
	+ strstream -> stringstream

Version 1.14 - 2002-05-27 (UL)
------------
	+ made param-2.0 compliant

Version 1.13.2 - 2002-03-25 (UL)
--------------
	+ fixed dependency problem

Version 1.13.1 - 2002-03-22 (UL)
--------------
	+ fixed fundamental bug in computation of barycentric delta: S/C
	  position vector was constructed as (x, y, y) [instead of (x, y, z)]

Version 1.13 - 2002-01-23 (GV)
------------
	+ Add spr2176 test script.

Version 1.12 - 2002-01-18 (GV)
------------
	+ (barycen_description.tex) XMM-Newton mission reference time was
	given in UTC instead of TT (SOC-SPR-2232).
	+ Now does not run twice on the same dataset (SOC-SPR-2176).
	
Version 1.11 - 2001-12-17 (GV)
------------
	+ fix test harness that was using the wrong Crab files.

Version 1.10 - 2001-10-12 (GV)
------------
	+ DEPEND adjusted to match new dscalc.
	+ (test) no longer run deceit as part of the test harness.
	
Version 1.9 - 2001-04-04 (UL)
-----------
	+ implemented SPR 1836: srcra and srcdec should be of type angle

Version 1.8 - 2001-03-28 (UL)
-----------
	+ fixed SPR 1965: coding bug

Version 1.7 - 2001-03-09 (UL)
-----------
	+ fixed linking problem introduced in 1.6

Version 1.6 - 2001-03-02 (UL)
-----------
	+ brought in line with caloalutils-1.43

Version 1.5 - 2000-12-20 (UL)
-----------
	+ some trivial changes to make optimizer happy

Version 1.4.5 - 2000-11-18 (GV)
-------------
	+ DEPEND: add dscalc

Version 1.4.4 - 2000-11-17 (UL/GV)
-------------
	+ earthbarycen: look also at "TIMESYS", if it is not TT, add UT->TT
	  offset to time tags
	+ (test/*) add test harness for earthbarycen.

Version 1.4.3 - 2000-11-05 (UL)
-------------
	+ bug fix in EarthPositionLocator

Version 1.4.2 - 2000-11-03 (UL)
-------------
	+ added earthbarycen task
	+ code re-organization

Version 1.4.1 - 2000-10-27 (UL)
-------------
	+ fixed GROUPS entry in task info file

Version 1.4 - 2000-10-02 (UL)
-----------
	+ redelivery as 1.4 for v5 code freeze

Version 1.3.1 - 2000-07-05 (UL)
-------------
	+ fixed small problem with test harness under Liunx

Version 1.3 - 2000-05-25 (UL)
-----------
	+ added taskinfo file

Version 1.2 - 2000-04-25 (GV)
-----------
	+ DEPEND: add taskmain

Version 1.1 - 2000-03-06 (UL)
-----------
	+ specify ODF directory in test harness
	+ in data: create sym-links to JPL ephemeris files in $SAS_DIR/lib

Version 1.0 - 2000-03-03 (UL)
-----------
	+ first fully functional version

Version 0.0 - 1999-01-28 (UL)
-----------
	+ nothing is working; just task description submitted for approval