10-Oct-97

To: SSOC tohbans
From: SXT_CO

The normal pointing "NML" command for Yohkoh needs to be updated
because of normal attitude drift. A new OG #32 has been created. At
your earliest opportunity, please:

Upload OP+OG
Execute ROG #32 (decimal)

This should result in the Yohkoh pointing axis moving 37" N, 5" E.

Details:

******

IDL> point_hex2, [-.0797+.245/60.,.0295-.043/60], /name
TARGET ANGLE-X        -0.0756167 (DEG)
TARGET ANGLE-Y         0.0287833 (DEG)
BLOCK COMMAND ===>  81 00 FA A7 01 E0 00 00
     0.221666    -0.169660
COMMAND NAME:  S/C  W.169 S.221            (offset angles in arcmin)
 
----- OG EDITOR OUTPUT ---------------
 
 NUMBER :      NAME : S/C W.169 S.221
 
  1  04-DC-8A  ACS: ACP DATA SET+B7
  2  04-BC-81  ACS: BC
  3  04-BC-FA  ACS: BC
  4  04-BC-A7  ACS: BC
  5  04-BC-01  ACS: BC
  6  04-BC-E0  ACS: BC
  7  04-BC-00  ACS: BC
  8  04-BC-00  ACS: BC
  9  04-DC-11  ACS: BC EXEC     +++


******

New pointing 

IDL> point_hex2, [-.0797+(.245-.614)/60.,.0295-(.043-.081)/60], /name
TARGET ANGLE-X        -0.0858500 (DEG)
TARGET ANGLE-Y         0.0301333 (DEG)
BLOCK COMMAND ===>  81 00 F9 EF 01 F8 00 00
    -0.392334   -0.0886600
COMMAND NAME:  S/C  W.088 N.392            (offset angles in arcmin)
 
----- OG EDITOR OUTPUT ---------------
 
 NUMBER :      NAME : S/C W.088 N.392
 
  1  04-DC-8A  ACS: ACP DATA SET+B7
  2  04-BC-81  ACS: BC
  3  04-BC-F9  ACS: BC
  4  04-BC-EF  ACS: BC
  5  04-BC-01  ACS: BC
  6  04-BC-F8  ACS: BC
  7  04-BC-00  ACS: BC
  8  04-BC-00  ACS: BC
  9  04-DC-11  ACS: BC EXEC     +++