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GRB 250309B/IceCube-250309A — Source 21 (SWIFT J140133.5-110709)

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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 33.55s (= 210.38977°)
Dec (J2000):-11° 07′ 09.0″ (= -11.1192°)
Error (radius, 90%):7.8″
Detection flag:Poor
XRT exposure:135 s (vignetting corrected)
Peak rate:0.042 (+0.026, -0.019) ct s-1
Peak flux:1.79 (+1.13, -0.80) ×10-12 erg cm-2 s-1
Mean rate:0.042 (+0.026, -0.019) ct s-1
Mean flux:1.79 (+1.13, -0.80) ×10-12 erg cm-2 s-1
Has spectral fit?No
Database ID:1359
Possible issues:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?Yes - 2E 1358.9-1053 in the EINSTEIN/EINSTEIN2E catalogue.
Cat. rate1:0.053 (±0.006) ct s-1
Cat. flux2:2.56 (±0.28) ×10-12 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 23″ 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