ASCA Sequence 21005000 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: L1641 NORTH
• Nominal Pointing (degrees)
  • R.A.=83.993 Dec.=-6.444
  • Lii=210.094 Bii=-19.703
• Observation Date: March 13, 1994
• Duration: 97.4 kiloseconds
• Approximate SIS Exposure: 37.3 kiloseconds (approximately 27% with telemetry saturated)
• Approximate GIS Exposure: 40.4 kiloseconds

Processing Information

• Sequence Version: 003
• Processing Version: 7.2.3 (Revision 2)
• FTOOLS Version: 4.0.c
• Processing Date: March 26, 1998
• GIS Secular Gain Calibration Date: January 14, 1998
• GIS Gain Map Calibration Date: September 30, 1997
• SIS CTI Calibration Date: October 3, 1997

US Principal Investigator

Japan Principal Investigator