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GRB 250612A — Source 5 (SWIFT J164255.0-385412)

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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: 4: Known X-ray Source
RA (J2000):16h 42m 55.03s (= 250.72929°)
Dec (J2000):-38° 54′ 12.3″ (= -38.9034°)
Error (radius, 90%):6.2″
Detection flag:Good
XRT exposure:3.1 ks (vignetting corrected)
Peak rate:9.7 (±2.5) ×10-3 ct s-1
Peak flux:4.2 (±1.1) ×10-13 erg cm-2 s-1
Mean rate:9.7 (±2.5) ×10-3 ct s-1
Mean flux:4.2 (±1.1) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 4.50 × 1021 cm-2
Γ 1.36
Database ID:1436
Possible issues:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?Yes - 1RXS J164253.6-385401 in the ROSAT/RASSFSC catalogue.
Cat. rate1:0.031 (±0.012) ct s-1
Cat. flux2:2.6 (±1.0) ×10-12 erg cm-2 s-1
Observed/Cat. flux≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? Yes, 6 matches. Show details.
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 18″ 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