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Einstein Probe trigger EP#01709248941
Source 25 (SWIFT J031955.8+413040)

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: 3: Uncatalogued X-ray source
RA (J2000):03h 19m 55.85s (= 49.98273°)
Dec (J2000):+41° 30′ 40.5″ (= +41.5113°)
Error (radius, 90%):5.4″
Detection flag:Poor
XRT exposure:1118 s (vignetting corrected)
Peak rate:9.7 (±1.9) ct s-1
Peak flux:4.2 (±0.8) ×10-10 erg cm-2 s-1
Mean rate:6.57 (±0.29) ct s-1
Mean flux:2.83 (±0.12) ×10-10 erg cm-2 s-1
Has spectral fit?Yes
NH 2.57 × 1021 cm-2
Γ 1.92
Database ID:532
Things to check:
Optical Loading: No warning (automatic)
Stray Light: Needs checking (automatic)
Extended Emission: Needs checking (automatic)
Catalogue information
Known X-ray emitter?No. Get XMM upper limit
LSXPS upper limit6.5×10-3 ct s-1
Obs rate/LSXPS UL5.0 σ
Rass upper limit23.5 ct s-1
Obs rate/Rass UL3.2 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?Yes - 2MASS J03195499+4130452 is 10.7″ away.
High proper motion star?Yes. 2MASS J03195499+4130452
Catalogue SearchCone search radius 16″ 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