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Einstein Probe trigger EP#01709248941
Source 45 (SWIFT J031947.7+413301)

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 47.79s (= 49.94911°)
Dec (J2000):+41° 33′ 01.6″ (= +41.5504°)
Error (radius, 90%):17.4″
Detection flag:Poor
XRT exposure:1115 s (vignetting corrected)
Peak rate:0.39 (±0.10) ct s-1
Peak flux:1.7 (±0.4) ×10-11 erg cm-2 s-1
Mean rate:0.245 (±0.021) ct s-1
Mean flux:1.06 (±0.09) ×10-11 erg cm-2 s-1
The source is fading with 1.2-σ significance
Has spectral fit?Yes
NH 2.07 × 1021 cm-2
Γ 1.86
Database ID:552
Things to check:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: Needs checking (automatic)
Catalogue information
Known X-ray emitter?Yes - LSXPS J031948.0+413247
Cat. rate1:0.0 (±1.6) ×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, 9 matches. Show details.
Near SIMBAD source?Yes - [SPB96] 314 is 12.0″ away.
High proper motion star?Yes. TYC 2856-334-1
Catalogue SearchCone search radius 52″ 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