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GRB 220412B — Source 1 (SWIFT J212313.8-000502)

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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: 4: Known X-ray Source
RA (J2000):21h 23m 13.89s (= 320.80788°)
Dec (J2000):-00° 05′ 02.8″ (= -0.0841°)
Error (radius, 90%):2.7″ (enhanced position)
Detection flag:Good
XRT exposure:12.7 ks (vignetting corrected)
Peak rate:0.0124 (±0.0028) ct s-1
Peak flux:5.3 (±1.2) ×10-13 erg cm-2 s-1
Mean rate:9.8 (±1.4) ×10-3 ct s-1
Mean flux:4.2 (±0.6) ×10-13 erg cm-2 s-1
The source is fading with 1.9-σ significance
Has spectral fit?Yes
NH 3.31 × 1021 cm-2
Γ 2.96
Database ID:782
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 J212314.1-000525 in the ROSAT/RASSFSC catalogue.
Cat. rate1:0.032 (±0.010) ct s-1
Cat. flux2:6.3 (±2.0) ×10-13 erg cm-2 s-1
Observed/Cat. flux≤0 σ
Fading? Maybe (1.9-σ significance).
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 8″ 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

ID Position Offset from
XRT source		 J H K