GRB 220921A — Source 6 (SWIFT J042840.2-394914)

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Image | Exposure map

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

Spectrum

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Source 1 has been manually confirmed as the GRB afterglow so these products are no longer updated.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):	04h 28m 40.29s (= 67.16788°)
Dec (J2000):	-39° 49′ 14.9″ (= -39.8208°)
Error (radius, 90%):	8.3″
Detection flag:	Poor
XRT exposure:	674 s (vignetting corrected)
Peak rate:	10 (+6, -4) ×10^-3 ct s^-1
Peak flux:	4.3 (+2.7, -1.9) ×10^-13 erg cm^-2 s^-1
Mean rate:	10 (+6, -4) ×10^-3 ct s^-1
Mean flux:	4.3 (+2.7, -1.9) ×10^-13 erg cm^-2 s^-1
Has spectral fit?	No
Database ID:	935
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	0.053 ct s^-1
Obs rate/Rass UL	≤0 σ
Fading?	No (≤1-σ significance).
Near 2MASS source?	Yes, 1 match. Show details.
Near SIMBAD source?	No.
High proper motion star?	No.
Catalogue Search	Cone search radius 24″ 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:N_H=3×10²⁰ cm^-2, Γ=1.7

2MASS objects near the source

Coordinate style:

ID	Position	Offset from XRT source	J	H	K