Skip banner and navigation tools.

 |  site map

Einstein Probe trigger EP#01709248941
Source 2 (SWIFT J031957.0+413140)

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: 4: Known X-ray Source
RA (J2000):03h 19m 57.07s (= 49.98778°)
Dec (J2000):+41° 31′ 40.9″ (= +41.5280°)
Error (radius, 90%):5.3″
Detection flag:Good
XRT exposure:1115 s (vignetting corrected)
Peak rate:0.54 (±0.14) ct s-1
Peak flux:2.3 (±0.6) ×10-11 erg cm-2 s-1
Mean rate:0.391 (±0.025) ct s-1
Mean flux:1.68 (±0.11) ×10-11 erg cm-2 s-1
Has spectral fit?Yes
NH 2.11 × 1021 cm-2
Γ 1.91
Database ID:509
Things to check:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?Yes - LSXPS J031956.9+413133
Cat. rate1:0.0 (±1.8) ×10-3 ct s-1
Cat. flux2:0 (±6) ×10-14 erg cm-2 s-1
Observed/Cat. flux3.8 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 2 matches. Show details.
Near SIMBAD source?Yes - [SPB96] 326 is 6.6″ away.
High proper motion star?No.
Catalogue SearchCone search radius 15″ 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