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GRB 250728A — Source 2 (SWIFT J172348.5+160207)

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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 details
Rank/Classification: 4: Known X-ray Source
RA (J2000):17h 23m 48.55s (= 260.95229°)
Dec (J2000):+16° 02′ 07.4″ (= +16.0354°)
Error (radius, 90%):6.4″
Detection flag:Good
XRT exposure:3.1 ks (vignetting corrected)
Peak rate:5.6 (+2.1, -1.7) ×10-3 ct s-1
Peak flux:2.4 (+0.9, -0.7) ×10-13 erg cm-2 s-1
Mean rate:5.6 (+2.1, -1.7) ×10-3 ct s-1
Mean flux:2.4 (+0.9, -0.7) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 2.11 × 1021 cm-2
Γ 2.64
Database ID:1452
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 J172347.9+160234 in the ROSAT/RASSFSC catalogue.
Cat. rate1:0.013 (±0.006) ct s-1
Cat. flux2:2.6 (±1.2) ×10-13 erg cm-2 s-1
Observed/Cat. flux≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? Yes, 2 matches. Show details.
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 19″ 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