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SVOM trigger GRB 251025B
Source 1 (SWIFT J015807.5+301812)

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: 1: Transient source
RA (J2000):01h 58m 07.46s (= 29.53107°)
Dec (J2000):+30° 18′ 13.4″ (= +30.3037°)
Error (radius, 90%):2.7″ (enhanced position)
Detection flag:Good
XRT exposure:1712 s (vignetting corrected)
Peak rate:0.41 (±0.09) ct s-1
Peak flux:1.8 (±0.4) ×10-11 erg cm-2 s-1
Mean rate:0.301 (±0.018) ct s-1
Mean flux:1.29 (±0.08) ×10-11 erg cm-2 s-1
Has spectral fit?Yes
NH 1.90 × 1021 cm-2
Γ 2.00
Database ID:453
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 limit20.043 ct s-1
Obs rate/Rass UL4.0 σ
Fading? ≤3-σ signifance.
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 8″ 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.