GRB 210827A — Source 7 (SWIFT J113942.3+555306)

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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Source 3 has been manually confirmed as the GRB afterglow so these products are no longer updated.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:	4: Known X-ray Source
RA (J2000):	11h 39m 42.74s (= 174.92809°)
Dec (J2000):	+55° 53′ 07.8″ (= +55.8855°)
Error (radius, 90%):	2.3″ (enhanced position)
Detection flag:	Good
XRT exposure:	6.1 ks (vignetting corrected)
Peak rate:	0.021 (±0.005) ct s^-1
Peak flux:	9.2 (±2.2) ×10^-13 erg cm^-2 s^-1
Mean rate:	0.0147 (±0.0019) ct s^-1
Mean flux:	6.3 (±0.8) ×10^-13 erg cm^-2 s^-1
Has spectral fit?	Yes
NH	3.12 × 10²⁰ cm^-2
Γ	2.00
Database ID:	680
Possible issues:
Optical Loading:	No warning (automatic)
Stray Light:	No warning (automatic)
Extended Emission:	No warning (automatic)
Catalogue information
Known X-ray emitter?	Yes - 1RXS J113941.2+555254 in the ROSAT/RASSFSC catalogue.
Cat. rate¹:	0.046 (±0.014) ct s^-1
Cat. flux²:	9.2 (±2.7) ×10^-13 erg cm^-2 s^-1
Observed/Cat. flux	0.0 σ
Fading?	No (≤1-σ significance).
Near 2MASS source?	Yes, 1 match. Show details.
Near SIMBAD source?	Yes - 2MASS J11394268+5553056 is 3.3″ away.
Catalogue Search	Cone search radius 6″ Vizier \| Simbad \| NED \| X-ray master \| LSXPS \| 3XMM-DR5