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Einstein Probe trigger EP250812a
Source 6 (SWIFT J020417.6-091652)

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):02h 04m 17.66s (= 31.07357°)
Dec (J2000):-09° 16′ 52.4″ (= -9.2812°)
Error (radius, 90%):6.1″
Detection flag:Good
XRT exposure:2.0 ks (vignetting corrected)
Peak rate:4.3 (+2.2, -1.7) ×10-3 ct s-1
Peak flux:1.8 (+1.0, -0.7) ×10-13 erg cm-2 s-1
Mean rate:4.3 (+2.2, -1.7) ×10-3 ct s-1
Mean flux:1.8 (+1.0, -0.7) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 2.33 × 1020 cm-2
Γ 6.12
Database ID:430
Things to check:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?Yes - LSXPS J020417.7-091657
Cat. rate1:8.1 (±2.8) ×10-3 ct s-1
Cat. flux2:7.7 (±2.7) ×10-13 erg cm-2 s-1
Observed/Cat. flux≤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 18″ 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