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Einstein Probe trigger EP#01709248941
Source 13 (SWIFT J031937.3+412923)

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 37.39s (= 49.90581°)
Dec (J2000):+41° 29′ 23.4″ (= +41.4898°)
Error (radius, 90%):6.8″
Detection flag:Poor
XRT exposure:1118 s (vignetting corrected)
Peak rate:7.3 (±1.7) ct s-1
Peak flux:3.1 (±0.7) ×10-10 erg cm-2 s-1
Mean rate:3.21 (±0.22) ct s-1
Mean flux:1.38 (±0.10) ×10-10 erg cm-2 s-1
The source is fading with 1.9-σ significance
Has spectral fit?Yes
NH 2.33 × 1021 cm-2
Γ 1.71
Database ID:520
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 J031938.0+412922
Cat. rate1:0.0 (±1.4) ×10-3 ct s-1
Cat. flux2:0 (±5) ×10-14 erg cm-2 s-1
Observed/Cat. flux4.2 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?Yes - [CG99] SA426-33 is 2.0″ away.
High proper motion star?Yes. LEDA 12409
Catalogue SearchCone search radius 20″ 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