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GRB 220418B — Source 29 (SWIFT J145716.8-172321)

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Image of the XRT detection

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

Image of the LC

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Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):14h 57m 16.80s (= 224.32000°)
Dec (J2000):-17° 23′ 21.1″ (= -17.3892°)
Error (radius, 90%):8.7″
Detection flag:Poor
XRT exposure:1464 s (vignetting corrected)
Peak rate:8 (+5, -4) ×10-3 ct s-1
Peak flux:3.6 (+2.2, -1.8) ×10-13 erg cm-2 s-1
Has spectral fit?No
Database ID:827
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 limit20.042 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 26″ 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 assuming a generic AGN spectrum:NH=3×1020 cm-2, Γ=1.7

2MASS objects near the source

ID Position Offset from
XRT source		 J H K