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GRB 251026B — Source 4 (SWIFT J085239.4-062039)

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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: 3: Uncatalogued X-ray source
RA (J2000):08h 52m 39.44s (= 133.16432°)
Dec (J2000):-06° 20′ 39.8″ (= -6.3444°)
Error (radius, 90%):6.3″
Detection flag:Good
XRT exposure:2.0 ks (vignetting corrected)
Peak rate:6.3 (+2.5, -2.0) ×10-3 ct s-1
Peak flux:2.73 (+1.08, -0.86) ×10-13 erg cm-2 s-1
Mean rate:6.3 (+2.5, -2.0) ×10-3 ct s-1
Mean flux:2.73 (+1.08, -0.86) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 2.73 × 1020 cm-2
Γ 1.80
Database ID:1523
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 limit20.036 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 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