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GRB 250728A — Source 4 (SWIFT J172351.7+160455)

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Spectrum

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Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):17h 23m 51.75s (= 260.96564°)
Dec (J2000):+16° 04′ 55.5″ (= +16.0821°)
Error (radius, 90%):6.6″
Detection flag:Poor
XRT exposure:3.1 ks (vignetting corrected)
Peak rate:2.2 (+1.5, -1.1) ×10-3 ct s-1
Peak flux:9 (+6, -5) ×10-14 erg cm-2 s-1
Has spectral fit?Yes
NH 2.33 × 1022 cm-2
Γ 6.29
Database ID:1454
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 limit20.026 ct s-1
Obs rate/Rass UL≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? No
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.