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GRB 201128B — Source 1 (SWIFT J223739.9-491611)

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Image of the XRT detection

This source is detected in 1 block. 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):22h 37m 39.94s (= 339.41642°)
Dec (J2000):-49° 16′ 11.1″ (= -49.2698°)
Error (radius, 90%):5.1″
Detection flag:Poor
XRT exposure:12.2 ks (vignetting corrected)
Peak rate:4.3 (±1.1) ×10-3 ct s-1
Peak flux:1.9 (±0.5) ×10-13 erg cm-2 s-1
Mean rate:4.2 (±0.7) ×10-3 ct s-1
Mean flux:1.8 (±0.3) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 1.15 × 1020 cm-2
Γ 1.62
Database ID:458
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 limit20.023 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 - LEDA 478680 is 4.5″ away.
High proper motion star?No.
Catalogue SearchCone search radius 15″ 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