ASCA Sequence 56038000 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: UN_SNR.75+1.5_N1_1
• Nominal Pointing (degrees)
  • R.A.=265.391 Dec.=-27.518
  • Lii=0.738 Bii=1.504
• Observation Date: September 11, 1998
• Duration: 21.8 kiloseconds (with 3 kiloseconds of telemetry gaps)
• Approximate SIS Exposure: 9.6 kiloseconds (approximately 32% with telemetry saturated)
• Approximate GIS Exposure: 10.9 kiloseconds

Processing Information

• Sequence Version: 004
• Processing Version: 7.3.8 (Revision 2)
• FTOOLS Version: 4.2.b
• Processing Date: December 7, 1999
• GIS Secular Gain Calibration Date: August 8, 1999
• GIS Gain Map Calibration Date: April 1, 1999
• SIS CTI Calibration Date: October 3, 1997

US Principal Investigator

Japan Principal Investigator