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Einstein Probe trigger EP#01709130758
Source 4 (SWIFT J031958.1+414853)

Image of the XRT detection

This source is detected in 1 block. Show all images.

No light curve at /swift/cat/EP/triggers/11/source272/curve

Spectrum

Image of the spectrum
Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):03h 19m 58.13s (= 49.99221°)
Dec (J2000):+41° 48′ 53.3″ (= +41.8148°)
Error (radius, 90%):7.8″
Detection flag:Poor
XRT exposure:0 s (vignetting corrected)
Peak rate:0.013 (+0.007, -0.005) ct s-1
Peak flux:5.4 (+2.8, -2.2) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 2.09 × 1021 cm-2
Γ 1.45
Database ID:272
Things to check:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?No. Get XMM upper limit
Rass upper limit20.071 ct s-1
Obs rate/Rass UL≤0 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 23″ 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