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GRB 221008A — Source 1 (SWIFT J015911.8-185640)

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Image of the XRT detection

This source is detected in 2 blocks. Show all images.

Image of the LC

Spectrum

Image of the spectrum

Enhanced position

Image of the UVOT image

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Source details
Rank/Classification: 4: Known X-ray Source
RA (J2000):01h 59m 11.81s (= 29.79922°)
Dec (J2000):-18° 56′ 45.1″ (= -18.9459°)
Error (radius, 90%):6.8″ (enhanced position)
Detection flag:Good
XRT exposure:290 s (vignetting corrected)
Peak rate:0.028 (+0.013, -0.010) ct s-1
Peak flux:1.2 (+0.6, -0.4) ×10-12 erg cm-2 s-1
Mean rate:0.028 (+0.013, -0.010) ct s-1
Mean flux:1.2 (+0.6, -0.4) ×10-12 erg cm-2 s-1
Has spectral fit?Yes
NH 1.63 × 1020 cm-2
Γ 2.44
Database ID:941
Possible issues:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?Yes - 1RXS J015910.7-185706 in the ROSAT/RASSFSC catalogue.
Cat. rate1:0.033 (±0.010) ct s-1
Cat. flux2:2.8 (±0.9) ×10-13 erg cm-2 s-1
Observed/Cat. flux3.9 σ
Fading? No (≤1-σ significance).
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 20″ Vizier | Simbad | NED | X-ray master | LSXPS | 3XMM-DR5

Notes
All XRT count rates and fluxes are 0.3—10 keV
1Catalogued count-rates have been converted to XRT equivalents.
2Catalogued upper limits and fluxes have been converted to the XRT equivalent using the automatic power-law spectral fit described above.