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Einstein Probe trigger EP#01709248941
Source 4 (SWIFT J031948.3+413213)

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 48.11s (= 49.95045°)
Dec (J2000):+41° 32′ 11.7″ (= +41.5366°)
Error (radius, 90%):4.3″ (enhanced position)
Detection flag:Good
XRT exposure:1118 s (vignetting corrected)
Peak rate:9.1 (±2.1) ct s-1
Peak flux:3.9 (±0.9) ×10-10 erg cm-2 s-1
Mean rate:5.9 (±0.3) ct s-1
Mean flux:2.54 (±0.14) ×10-10 erg cm-2 s-1
Has spectral fit?Yes
NH 2.07 × 1021 cm-2
Γ 1.66
Database ID:511
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 - 4XMM J031947.8+413213 in the XMM-NEWTON/XMMSSC catalogue.
Cat. rate1:25.84 (±0.16) ct s-1
Cat. flux2:3.065 (±0.019) ×10-10 erg cm-2 s-1
Observed/Cat. flux0.7 σ
Fading? ≤3-σ signifance.
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 12″ 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.