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Einstein Probe trigger EP#01709128948
Source 1 (SWIFT J051737.2-073325)

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: 3: Uncatalogued X-ray source
RA (J2000):05h 17m 37.28s (= 79.40533°)
Dec (J2000):-07° 33′ 27.3″ (= -7.5576°)
Error (radius, 90%):2.5″ (enhanced position)
Detection flag:Good
XRT exposure:1652 s (vignetting corrected)
Peak rate:3.3 (±0.7) ct s-1
Peak flux:1.4 (±0.3) ×10-10 erg cm-2 s-1
Mean rate:1.91 (±0.09) ct s-1
Mean flux:8.2 (±0.4) ×10-11 erg cm-2 s-1
The source is fading with 1.6-σ significance
Has spectral fit?Yes
NH 1.67 × 1021 cm-2
Γ 1.78
Database ID:257
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
Rass upper limit20.050 ct s-1
Obs rate/Rass UL4.5 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?Yes - ATO J079.4052-07.5576 is 1.9″ away.
High proper motion star?No.
Catalogue SearchCone search radius 7″ 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