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GRB 250309B/IceCube-250309A — Source 20 (SWIFT J140135.5-110758)

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Image of the XRT detection

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Spectrum

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Source details
Rank/Classification: 4: Known X-ray Source
RA (J2000):14h 01m 35.50s (= 210.39793°)
Dec (J2000):-11° 07′ 58.6″ (= -11.1329°)
Error (radius, 90%):6.2″
Detection flag:Poor
XRT exposure:431 s (vignetting corrected)
Peak rate:0.0295 (+0.0124, -0.0098) ct s-1
Peak flux:1.3 (+0.5, -0.4) ×10-12 erg cm-2 s-1
Mean rate:0.0295 (+0.0124, -0.0098) ct s-1
Mean flux:1.3 (+0.5, -0.4) ×10-12 erg cm-2 s-1
Has spectral fit?No
Database ID:1358
Possible issues:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?Yes - 1WGA J1401.5-1107 in the ROSAT/WGACAT catalogue.
Cat. rate1:0.0258 (±0.0014) ct s-1
Cat. flux2:7.9 (±0.4) ×10-13 erg cm-2 s-1
Observed/Cat. flux≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 18″ 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 assuming a generic AGN spectrum:NH=3×1020 cm-2, Γ=1.7