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SVOM trigger sb25101004
Source 2 (SWIFT J204503.9-312110)

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):20h 45m 03.88s (= 311.26616°)
Dec (J2000):-31° 21′ 16.6″ (= -31.3546°)
Error (radius, 90%):4.0″ (enhanced position)
Detection flag:Good
XRT exposure:2.1 ks (vignetting corrected)
Peak rate:11.0 (±2.1) ct s-1
Peak flux:4.7 (±0.9) ×10-10 erg cm-2 s-1
Mean rate:4.77 (±0.17) ct s-1
Mean flux:2.05 (±0.07) ×10-10 erg cm-2 s-1
The source is fading with 3.4-σ significance
Has spectral fit?Yes
NH 9.39 × 1020 cm-2
Γ 1.80
Database ID:411
Things to check:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: Spurious source (verified)
Catalogue information
Known X-ray emitter?No. Get XMM upper limit
Rass upper limit23.0 ct s-1
Obs rate/Rass UL3.9 σ
Fading? Yes (3.4-σ difference between at least one detection and a later detection or upper limit).
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 12″ 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.