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XRT position for GRB 230903A enhanced by UVOT field astrometry
Data were analysed using HEASOFT version 6.32
| RA (J2000): | 00h 39m 38.55s (9.91061) |
|---|---|
| Dec (J2000): | -40° 57′ 00.0′′ (-40.95001) |
| 90% Error radius: | 1.4′′ |
| Number of overlaps included in position: | 2 |
| Exposure time in final position: | 832 s |
| Total number of overlaps considered: | 10 |
| Total overlap time: | 2779 s |
| Number of overlaps where no X-ray source was found: | 8 |
| Number of low-X-ray-count fits rejected: | 0 |
| Number of spurious fits rejected: | 0 |
| Number of bad astrometric corrections: | 0 |
| Number of outliers removed: | 0 |
For details of how these positions are produced, and why some positions are rejected, see the online documentation.