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SVOM trigger GRB 250403A
Source 6 (SWIFT J125822.5-241300)

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 22.65s (= 194.59437°)
Dec (J2000):-24° 13′ 03.2″ (= -24.2176°)
Error (radius, 90%):4.9″ (enhanced position)
Detection flag:Poor
XRT exposure:401 s (vignetting corrected)
Peak rate:0.043 (+0.021, -0.017) ct s-1
Peak flux:1.8 (+0.9, -0.7) ×10-12 erg cm-2 s-1
Has spectral fit?Yes
NH 5.73 × 1021 cm-2
Γ 1.20
Database ID:320
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 limit20.11 ct s-1
Obs rate/Rass UL≤0 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?Yes - 2MASS J12582224-2412462 is 15.2″ away.
High proper motion star?No.
Catalogue SearchCone search radius 14″ 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.

2MASS objects near the source

ID Position Offset from
XRT source		 J H K