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GRB 221231A — Source 5 (SWIFT J222458.8+251114)

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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Source 2 has been manually confirmed as the GRB afterglow so these products are no longer updated. The up-to-date data for the afterglow are now available through the main GRB results area for this GRB.

Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):22h 24m 58.84s (= 336.24515°)
Dec (J2000):+25° 11′ 14.1″ (= +25.1872°)
Error (radius, 90%):5.7″
Detection flag:Good
XRT exposure:9.9 ks (vignetting corrected)
Peak rate:5.7 (±1.4) ×10-3 ct s-1
Peak flux:2.5 (±0.6) ×10-13 erg cm-2 s-1
Mean rate:4.87 (+1.04, -1.00) ×10-3 ct s-1
Mean flux:2.1 (±0.4) ×10-13 erg cm-2 s-1
The source is fading with 1.3-σ significance
Has spectral fit?Yes
NH 2.55 × 1021 cm-2
Γ 2.93
Database ID:962
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 limit20.020 ct s-1
Obs rate/Rass UL≤0 σ
Fading? Maybe (1.3-σ significance).
Near 2MASS source? No
Near SIMBAD source?Yes - SDSS J222458.45+251112.7 is 5.5″ away.
Catalogue SearchCone search radius 17″ Vizier | Simbad | NED | X-ray master | LSXPS | 3XMM-DR5