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GRB 200412B — Source 3 (SWIFT J183106.1+621406)

Build custom XRT products for this source.

Image of the XRT detection

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

Image of the LC

Spectrum

Image of the spectrum

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Source 2 has been manually confirmed as the GRB afterglow so these products are no longer updated.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: 4: Known X-ray Source
RA (J2000):18h 31m 06.19s (= 277.77578°)
Dec (J2000):+62° 14′ 07.0″ (= +62.2353°)
Error (radius, 90%):7.1″
Detection flag:Poor
XRT exposure:709 s (vignetting corrected)
Peak rate:9 (+7, -4) ×10-3 ct s-1
Peak flux:3.9 (+2.8, -1.9) ×10-13 erg cm-2 s-1
Mean rate:9 (+7, -4) ×10-3 ct s-1
Mean flux:3.9 (+2.8, -1.9) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 5.01 × 1020 cm-2
Γ 1.82
Database ID:360
Possible issues:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: Needs checking (automatic)
Catalogue information
Known X-ray emitter?Yes - 1RXS J183108.6+621414 in the ROSAT/RASSFSC catalogue.
Cat. rate1:0.045 (±0.005) ct s-1
Cat. flux2:1.26 (±0.15) ×10-12 erg cm-2 s-1
Observed/Cat. flux≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 21″ 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.