Skip banner and navigation tools.

 |  site map

GRB 210406A — Source 3 (SWIFT J084959.7+763143)

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

Back to list of objects in this field.

Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):08h 49m 59.72s (= 132.49884°)
Dec (J2000):+76° 31′ 44.0″ (= +76.5289°)
Error (radius, 90%):6.4″
Detection flag:Poor
XRT exposure:5.1 ks (vignetting corrected)
Peak rate:1.3 (+0.8, -0.6) ×10-3 ct s-1
Peak flux:5.5 (+3.2, -2.4) ×10-14 erg cm-2 s-1
Mean rate:1.3 (+0.8, -0.6) ×10-3 ct s-1
Mean flux:5.5 (+3.2, -2.4) ×10-14 erg cm-2 s-1
Has spectral fit?Yes
NH 2.37 × 1020 cm-2
Γ 4.90
Database ID:552
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 limit20.058 ct s-1
Obs rate/Rass UL≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 19″ 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.