Skip banner and navigation tools.

 |  site map

GRB 230307A — Source 3 (SWIFT J040357.6-752127)

Build custom XRT products for this source.

Image of the XRT detection

This source is detected in 2 blocks. Show all images.

Image of the LC

Spectrum

Image of the spectrum

Back to list of objects in this field.

Source 2 has been manually confirmed as the GRB afterglow so these products are no longer updated.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: 3: Uncatalogued X-ray source
RA (J2000):04h 03m 57.67s (= 60.99031°)
Dec (J2000):-75° 21′ 27.7″ (= -75.3577°)
Error (radius, 90%):6.1″
Detection flag:Reasonable
XRT exposure:11.9 ks (vignetting corrected)
Peak rate:1.4 (+0.7, -0.5) ×10-3 ct s-1
Peak flux:6.2 (+3.0, -2.3) ×10-14 erg cm-2 s-1
Mean rate:1.4 (+0.7, -0.5) ×10-3 ct s-1
Mean flux:6.2 (+3.0, -2.3) ×10-14 erg cm-2 s-1
Has spectral fit?Yes
NH 1.27 × 1022 cm-2
Γ 6.76
Database ID:1016
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 limit20.021 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 18″ 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.