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Einstein Probe trigger EP250704a
Source 2 (SWIFT J200329.1+120123)

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: 2: Outbursting source
RA (J2000):20h 03m 29.18s (= 300.87158°)
Dec (J2000):+12° 01′ 23.9″ (= +12.0233°)
Error (radius, 90%):3.6″
Detection flag:Reasonable
XRT exposure:1717 s (vignetting corrected)
Peak rate:0.39 (±0.09) ct s-1
Peak flux:1.7 (±0.4) ×10-11 erg cm-2 s-1
Mean rate:0.247 (±0.017) ct s-1
Mean flux:1.06 (±0.07) ×10-11 erg cm-2 s-1
The source is fading with 1.7-σ significance
Has spectral fit?Yes
NH 1.47 × 1021 cm-2
Γ 1.97
Database ID:415
Things to check:
Optical Loading: No warning (automatic)
Stray Light: OK (verified)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?No. Get XMM upper limit
Rass upper limit20.029 ct s-1
Obs rate/Rass UL4.1 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 10″ 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