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GRB 250211A — Source 2 (SWIFT J074813.0-521731)

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Image of the XRT detection

This source is detected in 1 block. Show all images.

Image of the LC

Spectrum

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Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):07h 48m 13.08s (= 117.05449°)
Dec (J2000):-52° 17′ 31.0″ (= -52.2920°)
Error (radius, 90%):7.1″
Detection flag:Good
XRT exposure:3.4 ks (vignetting corrected)
Peak rate:2.48 (+1.28, -0.97) ×10-3 ct s-1
Peak flux:1.1 (+0.5, -0.4) ×10-13 erg cm-2 s-1
Mean rate:2.48 (+1.28, -0.97) ×10-3 ct s-1
Mean flux:1.1 (+0.5, -0.4) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 8.34 × 1021 cm-2
Γ 6.23
Database ID:1328
Possible issues:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?No. Get XMM upper limit
Rass upper limit20.016 ct s-1
Obs rate/Rass UL≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 21″ 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.

2MASS objects near the source

ID Position Offset from
XRT source		 J H K