ASCA Sequence 70022000 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: E1821+643
• Nominal Pointing (degrees)
  • R.A.=275.327 Dec.=64.435
  • Lii=94.097 Bii=27.496
• Observation Date: June 19, 1993
• Duration: 91.5 kiloseconds
• Approximate SIS Exposure: 38.2 kiloseconds (approximately 14% with telemetry saturated)
• Approximate GIS Exposure: 38.1 kiloseconds

Processing Information

• Sequence Version: 007
• Processing Version: 7.2.3 (Revision 2)
• FTOOLS Version: 4.0.c
• Processing Date: May 30, 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