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GRB 260208B — Source 23 (SWIFT J063911.0-135346)

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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 39m 11.06s (= 99.79607°)
Dec (J2000):-13° 53′ 46.2″ (= -13.8962°)
Error (radius, 90%):7.7″
Detection flag:Poor
XRT exposure:1925 s (vignetting corrected)
Peak rate:8.3 (±2.1) ct s-1
Peak flux:3.6 (±0.9) ×10-10 erg cm-2 s-1
Mean rate:0.71 (±0.06) ct s-1
Mean flux:3.06 (±0.27) ×10-11 erg cm-2 s-1
Has spectral fit?No
Database ID:1639
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 limit20.018 ct s-1
Obs rate/Rass UL4.0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? Yes, 3 matches. Show details.
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 22″ 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 assuming a generic AGN spectrum:NH=3×1020 cm-2, Γ=1.7

2MASS objects near the source

ID Position Offset from
XRT source		 J H K