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Einstein Probe trigger EP#01709248941
Source 20 (SWIFT J031935.7+412952)

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 35.76s (= 49.89901°)
Dec (J2000):+41° 29′ 52.4″ (= +41.4979°)
Error (radius, 90%):7.2″
Detection flag:Poor
XRT exposure:1118 s (vignetting corrected)
Peak rate:3.1 (±0.8) ct s-1
Peak flux:1.3 (±0.3) ×10-10 erg cm-2 s-1
Mean rate:2.03 (±0.20) ct s-1
Mean flux:8.7 (±0.9) ×10-11 erg cm-2 s-1
The source is fading with 1.1-σ significance
Has spectral fit?Yes
NH 4.51 × 1021 cm-2
Γ 2.47
Database ID:527
Things to check:
Optical Loading: No warning (automatic)
Stray Light: Needs checking (automatic)
Extended Emission: Needs checking (automatic)
Catalogue information
Known X-ray emitter?Yes - LSXPS J031935.0+413003
Cat. rate1:0.0 (±1.4) ×10-3 ct s-1
Cat. flux2:0 (±4) ×10-14 erg cm-2 s-1
Observed/Cat. flux3.9 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 2 matches. Show details.
Near SIMBAD source?Yes - TYC 2856-886-1 is 7.4″ away.
High proper motion star?No.
Catalogue SearchCone search radius 21″ 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