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GRB 260208B — Source 64 (SWIFT J063851.8-140048)

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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

Enhanced position

Image of the UVOT image

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Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):06h 38m 51.61s (= 99.71504°)
Dec (J2000):-14° 00′ 48.0″ (= -14.0133°)
Error (radius, 90%):5.3″ (enhanced position)
Detection flag:Poor
XRT exposure:483 s (vignetting corrected)
Peak rate:33 (±6) ct s-1
Peak flux:1.41 (±0.26) ×10-9 erg cm-2 s-1
Mean rate:4.6 (±0.3) ct s-1
Mean flux:1.97 (±0.15) ×10-10 erg cm-2 s-1
The source is fading with 3.7-σ significance
Has spectral fit?Yes
NH 1.28 × 1022 cm-2
Γ 1.27
Database ID:1680
Possible issues:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: Spurious source (verified)
Catalogue information
Known X-ray emitter?No. Get XMM upper limit
Rass upper limit21.0×10-2 ct s-1
Obs rate/Rass UL5.5 σ
Fading? Yes (3.7-σ difference between at least one detection and a later detection or upper limit).
Near 2MASS source? Yes, 3 matches. Show details.
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 15″ 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