ASCA Sequence 50036000 Header Page

The following information is also available:

• Details of each event file
• A list of detected sources
• A list of all files
• The processing log index

Observation Information

• Object: SNR G21.5-0.9
• Nominal Pointing (degrees)
  • R.A.=278.311 Dec.=-10.652
  • Lii=21.39 Bii=-0.854
• Observation Date: October 13, 1993
• Duration: 85.9 kiloseconds
• Approximate SIS Exposure: 39.3 kiloseconds (approximately 0% with telemetry saturated)
• Approximate GIS Exposure: 45.5 kiloseconds

Processing Information

• Sequence Version: 009
• Processing Version: 7.2.3 (Revision 2)
• FTOOLS Version: 4.0.c
• Processing Date: May 10, 1998
• GIS Secular Gain Calibration Date: March 15, 1998
• GIS Gain Map Calibration Date: September 30, 1997
• SIS CTI Calibration Date: October 3, 1997

US Principal Investigator

Japan Principal Investigator