ASCA Sequence 24000020 Event File Info
This page lists the filtered and
unfiltered event files sorted by instrument and mode.
Exposure times (not dead time corrected) and count rates
are given for each file along with a list of FITS keywords
describing the observation mode.
Where two values are separated by a slash, the first value
refers to the filtered event file and the
second to the corresponding unfiltered file.
The following information is also available:
Here is in index of the event files for each instrument:
Total Exposure:
21.8 / 51.2 kiloseconds
Total Events:
2044 / 268879 events
Mean Count Rate:
0.094 / 5.256 events per second
Number of Files:
4 / 6
SIS0 BRIGHT mode event files
with HIGH bit rate
- ad24000020s000102h.evt / ad24000020s000102h.unf
- Exposure:
0.8 / 7.4 kiloseconds
- Events:
96 / 52060 events
- Count Rate:
0.117 / 7.026 events per second
- Selected FITS Keywords:
S0_ARENA= | 1 | / S0 Area discrimination enable/disable |
- ad24000020s000202h.evt / ad24000020s000202h.unf
- Exposure:
10.2 / 16.1 kiloseconds
- Events:
1073 / 103174 events
- Count Rate:
0.106 / 6.395 events per second
- Selected FITS Keywords:
S0_ARENA= | 0 | / S0 Area discrimination enable/disable |
SIS0 BRIGHT mode event files
with MEDIUM bit rate
- ad24000020s000302m.evt / ad24000020s000302m.unf
- Exposure:
10.7 / 13.1 kiloseconds
- Events:
840 / 86268 events
- Count Rate:
0.079 / 6.577 events per second
- Selected FITS Keywords:
S0_ARENA= | 0 | / S0 Area discrimination enable/disable |
- ad24000020s000502m.evt / ad24000020s000502m.unf
- Exposure:
0.1 / 2.5 kiloseconds
- Events:
35 / 9446 events
- Count Rate:
0.25 / 3.826 events per second
- Selected FITS Keywords:
S0_ARENA= | 1 | / S0 Area discrimination enable/disable |
SIS0 BRIGHT mode event files
with LOW bit rate
- ad24000020s000402l.unf
- Exposure:
0 / 2.1 kiloseconds
- Events:
0 / 12559 events
- Count Rate:
2147483.647 / 6.076 events per second
- Selected FITS Keywords:
S0_ARENA= | 0 | / S0 Area discrimination enable/disable |
- ad24000020s000602l.unf
- Exposure:
0 / 10 kiloseconds
- Events:
0 / 5372 events
- Count Rate:
2147483.647 / 0.539 events per second
- Selected FITS Keywords:
S0_ARENA= | 1 | / S0 Area discrimination enable/disable |
SIS0 BRIGHT2 mode event files
with HIGH bit rate
- ad24000020s000112h.evt / ad24000020s000112h.unf
- Exposure:
0.8 / 7.4 kiloseconds
- Events:
112 / 52728 events
- Count Rate:
0.137 / 7.116 events per second
- Selected FITS Keywords:
S0_ARENA= | 1 | / S0 Area discrimination enable/disable |
- ad24000020s000212h.evt / ad24000020s000212h.unf
- Exposure:
10.2 / 16.1 kiloseconds
- Events:
1181 / 103948 events
- Count Rate:
0.116 / 6.443 events per second
- Selected FITS Keywords:
S0_ARENA= | 0 | / S0 Area discrimination enable/disable |
SIS0 FAINT mode event files
with HIGH bit rate
- ad24000020s000101h.unf
- Exposure:
0 / 7.4 kiloseconds
- Events:
0 / 307559 events
- Count Rate:
2147483.647 / 41.509 events per second
- Selected FITS Keywords:
S0_ARENA= | 1 | / S0 Area discrimination enable/disable |
- ad24000020s000201h.unf
- Exposure:
0 / 16.1 kiloseconds
- Events:
0 / 190147 events
- Count Rate:
2147483.647 / 11.786 events per second
- Selected FITS Keywords:
S0_ARENA= | 0 | / S0 Area discrimination enable/disable |
Total Exposure:
21.9 / 53.8 kiloseconds
Total Events:
1879 / 522931 events
Mean Count Rate:
0.086 / 9.711 events per second
Number of Files:
3 / 5
SIS1 BRIGHT mode event files
with HIGH bit rate
- ad24000020s100102h.evt / ad24000020s100102h.unf
- Exposure:
9.6 / 21.7 kiloseconds
- Events:
922 / 248350 events
- Count Rate:
0.096 / 11.421 events per second
- Selected FITS Keywords:
S1BIASHV= | 1 | / S1 Bias selection |
ORIGMODE= | FAINT | / DATAMODE before any conversion |
- ad24000020s100302h.evt / ad24000020s100302h.unf
- Exposure:
1.4 / 1.8 kiloseconds
- Events:
118 / 26027 events
- Count Rate:
0.084 / 14.318 events per second
- Selected FITS Keywords:
S1BIASHV= | 0 | / S1 Bias selection |
ORIGMODE= | FAINT | / DATAMODE before any conversion |
- ad24000020s100502h.unf
- Exposure:
0 / 0.1 kiloseconds
- Events:
0 / 2768 events
- Count Rate:
2147483.647 / 23.091 events per second
- Selected FITS Keywords:
S1BIASHV= | 1 | / S1 Bias selection |
ORIGMODE= | BRIGHT | / DATAMODE before any conversion |
SIS1 BRIGHT mode event files
with MEDIUM bit rate
- ad24000020s100202m.evt / ad24000020s100202m.unf
- Exposure:
10.9 / 17.4 kiloseconds
- Events:
839 / 216902 events
- Count Rate:
0.077 / 12.454 events per second
- Selected FITS Keywords:
SIS1 BRIGHT mode event files
with LOW bit rate
- ad24000020s100402l.unf
- Exposure:
0 / 12.7 kiloseconds
- Events:
0 / 28884 events
- Count Rate:
2147483.647 / 2.266 events per second
- Selected FITS Keywords:
SIS1 BRIGHT2 mode event files
with HIGH bit rate
- ad24000020s100112h.evt / ad24000020s100112h.unf
- Exposure:
9.6 / 21.7 kiloseconds
- Events:
1032 / 249917 events
- Count Rate:
0.108 / 11.493 events per second
- Selected FITS Keywords:
S1BIASHV= | 1 | / S1 Bias selection |
- ad24000020s100312h.evt / ad24000020s100312h.unf
- Exposure:
1.4 / 1.8 kiloseconds
- Events:
128 / 26138 events
- Count Rate:
0.092 / 14.379 events per second
- Selected FITS Keywords:
S1BIASHV= | 0 | / S1 Bias selection |
SIS1 FAINT mode event files
with HIGH bit rate
- ad24000020s100101h.unf
- Exposure:
0 / 21.7 kiloseconds
- Events:
0 / 551276 events
- Count Rate:
2147483.647 / 25.352 events per second
- Selected FITS Keywords:
S1BIASHV= | 1 | / S1 Bias selection |
- ad24000020s100301h.unf
- Exposure:
0 / 1.8 kiloseconds
- Events:
0 / 32723 events
- Count Rate:
2147483.647 / 18.001 events per second
- Selected FITS Keywords:
S1BIASHV= | 0 | / S1 Bias selection |
Total Exposure:
25.2 / 49.3 kiloseconds
Total Events:
6576 / 41468 events
Mean Count Rate:
0.261 / 0.841 events per second
Number of Files:
3 / 3
GIS2 PH mode event files
with HIGH bit rate
- ad24000020g200170h.evt / ad24000020g200170h.unf
- Exposure:
12.7 / 21.4 kiloseconds
- Events:
3235 / 19550 events
- Count Rate:
0.255 / 0.915 events per second
- Selected FITS Keywords:
GIS2 PH mode event files
with MEDIUM bit rate
- ad24000020g200270m.evt / ad24000020g200270m.unf
- Exposure:
12.4 / 16.3 kiloseconds
- Events:
3320 / 13220 events
- Count Rate:
0.267 / 0.812 events per second
- Selected FITS Keywords:
GIS2 PH mode event files
with LOW bit rate
- ad24000020g200370l.evt / ad24000020g200370l.unf
- Exposure:
0.1 / 11.6 kiloseconds
- Events:
21 / 8698 events
- Count Rate:
0.219 / 0.747 events per second
- Selected FITS Keywords:
Total Exposure:
25.2 / 49.3 kiloseconds
Total Events:
6903 / 38632 events
Mean Count Rate:
0.274 / 0.784 events per second
Number of Files:
3 / 3
GIS3 PH mode event files
with HIGH bit rate
- ad24000020g300170h.evt / ad24000020g300170h.unf
- Exposure:
12.7 / 21.4 kiloseconds
- Events:
3428 / 18235 events
- Count Rate:
0.271 / 0.854 events per second
- Selected FITS Keywords:
GIS3 PH mode event files
with MEDIUM bit rate
- ad24000020g300270m.evt / ad24000020g300270m.unf
- Exposure:
12.5 / 16.3 kiloseconds
- Events:
3458 / 12304 events
- Count Rate:
0.277 / 0.755 events per second
- Selected FITS Keywords:
GIS3 PH mode event files
with LOW bit rate
- ad24000020g300370l.evt / ad24000020g300370l.unf
- Exposure:
0.1 / 11.6 kiloseconds
- Events:
17 / 8093 events
- Count Rate:
0.177 / 0.695 events per second
- Selected FITS Keywords: