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SVOM trigger GRB 250403A
Source 12 (SWIFT J125818.6-242242)

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
Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):12h 58m 18.80s (= 194.57835°)
Dec (J2000):-24° 22′ 47.5″ (= -24.3799°)
Error (radius, 90%):3.9″ (enhanced position)
Detection flag:Poor
XRT exposure:401 s (vignetting corrected)
Peak rate:0.021 (+0.013, -0.011) ct s-1
Peak flux:9 (+6, -5) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 1.27 × 1024 cm-2
Γ -2.47
Database ID:326
Things to check:
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 limit24280034774 ct s-1
Obs rate/Rass UL≤0 σ
Fading? ≤3-σ signifance.
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 11″ 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.