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GRB 250107A — Source 1 (SWIFT J200932.6+452927)

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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):20h 09m 32.68s (= 302.38617°)
Dec (J2000):+45° 29′ 27.1″ (= +45.4909°)
Error (radius, 90%):5.8″
Detection flag:Good
XRT exposure:4.7 ks (vignetting corrected)
Peak rate:2.97 (+1.19, -0.96) ×10-3 ct s-1
Peak flux:1.3 (+0.5, -0.4) ×10-13 erg cm-2 s-1
Mean rate:2.97 (+1.19, -0.96) ×10-3 ct s-1
Mean flux:1.3 (+0.5, -0.4) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 9.20 × 1023 cm-2
Γ -1.17
Database ID:1293
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 limit22035527959 ct s-1
Obs rate/Rass UL≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? Yes, 2 matches. Show details.
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 17″ 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