GRB171010B — Source 1 (SWIFT J021639.5-542321)

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Image | Exposure map

This source is detected in 1 block. Show all images.

Spectrum

Enhanced position

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Source 2 has been manually confirmed as the GRB afterglow so these products are no longer updated. The up-to-date data for the afterglow are now available through the main GRB results area for this GRB.

Source details
Rank/Classification:	3: Uncatalogued X-ray source
RA (J2000):	02h 16m 39.67s (= 34.16529°)
Dec (J2000):	-54° 23′ 26.2″ (= -54.3906°)
Error (radius, 90%):	4.2″ (enhanced position)
Detection flag:	Good
XRT exposure:	8.0 ks (vignetting corrected)
Peak rate:	7.7 (±1.7) ×10^-13 ct s^-1
Peak flux:	3.3 (±0.7) ×10 erg cm^-2 s^-1
The source is fading with 1.6-σ significance
Has spectral fit?	Yes
NH	3.47 × 10²⁰ cm^-2
Γ	1.71
Database ID:	119
Possible issues:
Optical Loading:	No warning (automatic)
Stray Light:	No warning (automatic)
Extended Emission:	Needs checking (automatic)
Catalogue information
Known X-ray emitter?	No. Get XMM upper limit
Rass upper limit²	0.090 ct s^-1
Obs rate/Rass UL	≤0 σ
Fading?	Maybe (1.6-σ significance).
Near 2MASS source?	Yes, 1 match. Show details.
Near SIMBAD source?	No.
High proper motion star?	No.
Catalogue Search	Cone search radius 12″ 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

Coordinate style:

ID	Position	Offset from XRT source	J	H	K