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GRB 241207C — Source 1 (SWIFT J202552.6-233113)

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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

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Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):20h 25m 52.65s (= 306.46939°)
Dec (J2000):-23° 31′ 13.6″ (= -23.5204°)
Error (radius, 90%):6.7″
Detection flag:Good
XRT exposure:293 s (vignetting corrected)
Peak rate:0.030 (+0.015, -0.011) ct s-1
Peak flux:1.3 (+0.6, -0.5) ×10-12 erg cm-2 s-1
Mean rate:0.030 (+0.015, -0.011) ct s-1
Mean flux:1.3 (+0.6, -0.5) ×10-12 erg cm-2 s-1
Has spectral fit?Yes
NH 4.61 × 1021 cm-2
Γ 6.97
Database ID:1276
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
2SXPS upper limit0.066 ct s-1
Obs rate/2SXPS UL≤0 σ
Rass upper limit20.061 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?Yes - Gaia DR3 6849548736255676672 is 3.8″ away.
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.

2MASS objects near the source

ID Position Offset from
XRT source		 J H K