ASCA Sequence 71035040 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: MR2251-178
• Nominal Pointing (degrees)
  • R.A.=343.507 Dec.=-17.665
  • Lii=46.023 Bii=-61.344
• Observation Date: December 7, 1993
• Duration: 40.5 kiloseconds
• Approximate SIS Exposure: 11.2 kiloseconds (approximately 7% with telemetry saturated)
• Approximate GIS Exposure: 12.4 kiloseconds

Processing Information

• Sequence Version: 005
• Processing Version: 7.2.3 (Revision 2)
• FTOOLS Version: 4.0.c
• Processing Date: April 16, 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