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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

Enhanced position

Image of the UVOT image
Source details
Rank/Classification: Marked ‘spurious’ by manual checking. Automated classification: Known X-ray Source
RA (J2000):03h 19m 47.53s (= 49.94805°)
Dec (J2000):+41° 32′ 59.9″ (= +41.5500°)
Error (radius, 90%):17.8″ (enhanced position)
Detection flag:Poor
XRT exposure:1118 s (vignetting corrected)
Peak rate:3.2 (±0.8) ct s-1
Peak flux:1.4 (±0.3) ×10-10 erg cm-2 s-1
Mean rate:2.04 (±0.19) ct s-1
Mean flux:8.8 (±0.8) ×10-11 erg cm-2 s-1
The source is fading with 2.0-σ significance
Has spectral fit?Yes
NH 2.07 × 1021 cm-2
Γ 2.18
Database ID:552
Things to check:
Optical Loading: No warning (automatic)
Stray Light: Needs checking (automatic)
Extended Emission: Spurious source (verified)
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 (±5) ×10-14 erg cm-2 s-1
Observed/Cat. flux3.9 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 5 matches. Show details.
Near SIMBAD source?Yes - [SPB96] 314 is 12.1″ away.
High proper motion star?Yes. TYC 2856-334-1
Catalogue SearchCone search radius 53″ 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