Dec 2007 |
The G3 grism was dropped and is offline
for the forseeable future |
April 2007 |
The MOS unit has been repaired and is
online |
14 Nov 2005 |
Blind offseting using several offset stars
is now an option |
28 Sept 2005 |
The MOS unit was taken offline and will be offline for the forseeable future |
20 Sept 2005 |
New OG550 filter installed |
April 2005 |
E2 grism commissioned |
09 Feb 2004 |
Memo from Gary Hill about New guide stars limits |
06 Apr 2003 |
New msetup package and new LRS flat field and bad pixel map on rhea |
03 Mar 2003 |
New GG385 filter installed |
Dec 2002 |
LRS g3 was used for science for the first time. |
10 Nov 2002 |
A new version of makemos available in the new msetup iraf package. |
3 Oct 2002 |
The LRS cryotiger was repumped. |
13 Jun 2002 |
The HgCdZn lamp burned out and has been replaced with a Cd lamp. |
May 2002 |
LRS update from Gary Hill. |
Jan 2002 |
LRS long slit unit repaired. All slits available. |
Jan 2002 |
Temperature compensation for drift of MOS unit installed. |
Nov 2001 |
A new version of makemos makemos.03.01 became available. |
Oct 2001 |
LRS long slit unit failed. Only 2" slit available. |
Oct 2001 |
SF1 readnoise was reduced to 5.1 electrons |
Oct 2001 |
Because of a failure of SF2, its instillation was cancelled and SF1 was reinstalled. |