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GRB 210901B — Source 2 (SWIFT J164051.3+173147)

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Image | Exposure map

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):	16h 40m 51.26s (= 250.21360°)
Dec (J2000):	+17° 31′ 50.1″ (= +17.5306°)
Error (radius, 90%):	3.5″ (enhanced position)
Detection flag:	Good
XRT exposure:	1170 s (vignetting corrected)
Peak rate:	9 (±4) ×10^-3 ct s^-1
Peak flux:	3.7 (+1.9, -1.5) ×10^-13 erg cm^-2 s^-1
Mean rate:	9 (±4) ×10^-3 ct s^-1
Mean flux:	3.7 (+1.9, -1.5) ×10^-13 erg cm^-2 s^-1
Has spectral fit?	Yes
NH	6.69 × 10²⁰ cm^-2
Γ	1.71
Database ID:	687
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 limit²	0.022 ct s^-1
Obs rate/Rass UL	≤0 σ
Fading?	No (≤1-σ significance).
Near 2MASS source?	No
Near SIMBAD source?	No.
Catalogue Search	Cone search radius 10″ Vizier \| Simbad \| NED \| X-ray master \| LSXPS \| 3XMM-DR5