Skip banner and navigation tools.

 |  site map

Einstein Probe trigger EP251124a
Source 5 (SWIFT J025406.4+413021)

Image of the XRT detection

This source is detected in 1 block. Show all images.

Image of the LC

Spectrum

Image of the spectrum
Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):02h 54m 06.47s (= 43.52694°)
Dec (J2000):+41° 30′ 21.1″ (= +41.5059°)
Error (radius, 90%):7.3″
Detection flag:Poor
XRT exposure:2.5 ks (vignetting corrected)
Peak rate:0.014 (±0.003) ct s-1
Peak flux:6.2 (±1.5) ×10-13 erg cm-2 s-1
Mean rate:0.014 (±0.003) ct s-1
Mean flux:6.2 (±1.5) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 6.52 × 1021 cm-2
Γ 2.07
Database ID:506
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
LSXPS upper limit0.014 ct s-1
Obs rate/LSXPS UL≤0 σ
Rass upper limit20.054 ct s-1
Obs rate/Rass UL≤0 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 22″ 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