Epoch | Instrument | Observation Period | Exposure | Observation |
(date yy/mm/dd) | (ks) | Type | ||
IBIS | 02/11/25-02/12/15 | 810 | staring, 5![]() |
|
1 | IBIS/SPI/JEM-X | 02/12/09-02/12/11 | 365/365/31 | 5![]() |
2 | IBIS/SPI/JEM-X | 03/06/07-03/06/11 | 292/296/275 | 5![]() |
3 | IBIS/JEM-X | 03/03/24-04/09/10 | 269/35 | GPSc |
4 | IBIS/SPI/JEM-X | 04/11/22 | 8/8/6 | calibration |
Notes: a 5 ![]() b Hexagonal pattern around the nominal target location. c Individual exposures separated by 6° along the scan path, shifted by 27.5° in galactic longitude. (Observations indicated on the first line also used, together with epochs 1-4, for Figs. 2 and 3.) |