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Einstein Probe trigger EP250610a
Source 1 (SWIFT J163325.5+383159)

Image of the XRT detection

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

Image of the LC

Spectrum

Image of the spectrum

Enhanced position

Image of the UVOT image
Source details
Rank/Classification: 2: Outbursting source
RA (J2000):16h 33m 25.36s (= 248.35565°)
Dec (J2000):+38° 32′ 01.1″ (= +38.5336°)
Error (radius, 90%):4.1″ (enhanced position)
Detection flag:Good
XRT exposure:4.0 ks (vignetting corrected)
Peak rate:0.0111 (±0.0027) ct s-1
Peak flux:4.8 (±1.2) ×10-13 erg cm-2 s-1
Mean rate:8.3 (+2.2, -1.9) ×10-3 ct s-1
Mean flux:3.6 (+0.9, -0.8) ×10-13 erg cm-2 s-1
The source is fading with 1.3-σ significance
Has spectral fit?Yes
NH 1.07 × 1020 cm-2
Γ 1.58
Database ID:387
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
LSXPS upper limit2.4×10-3 ct s-1
Obs rate/LSXPS UL3.1 σ
Rass upper limit20.013 ct s-1
Obs rate/Rass UL≤0 σ
Fading? ≤3-σ signifance.
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 12″ 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.