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GRB 230307A — Source 4 (SWIFT J040424.8-752800)

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

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Source 2 has been manually confirmed as the GRB afterglow so these products are no longer updated.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: 3: Uncatalogued X-ray source
RA (J2000):04h 04m 24.89s (= 61.10372°)
Dec (J2000):-75° 28′ 00.8″ (= -75.4669°)
Error (radius, 90%):8.5″
Detection flag:Poor
XRT exposure:11.9 ks (vignetting corrected)
Peak rate:1.4 (+0.7, -0.6) ×10-3 ct s-1
Peak flux:5.8 (+3.2, -2.4) ×10-14 erg cm-2 s-1
Mean rate:1.4 (+0.7, -0.6) ×10-3 ct s-1
Mean flux:5.8 (+3.2, -2.4) ×10-14 erg cm-2 s-1
Has spectral fit?No
Database ID:1017
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 limit20.028 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 25″ 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:NH=3×1020 cm-2, Γ=1.7