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Einstein Probe trigger EP#01709179036
Source 10 (SWIFT J174245.2-274450)

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):17h 42m 45.26s (= 265.68857°)
Dec (J2000):-27° 44′ 50.7″ (= -27.7474°)
Error (radius, 90%):9.7″
Detection flag:Poor
XRT exposure:862 s (vignetting corrected)
Peak rate:10.9 (±2.0) ct s-1
Peak flux:4.7 (±0.9) ×10-10 erg cm-2 s-1
Mean rate:7.9 (±0.3) ct s-1
Mean flux:3.42 (±0.13) ×10-10 erg cm-2 s-1
Has spectral fit?Yes
NH 1.76 × 1022 cm-2
Γ 1.75
Database ID:404
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 - 1RXH J174244.4-274504 in the ROSAT/ROSHRI catalogue.
Cat. rate1:0.111 (±0.005) ct s-1
Cat. flux2:4.94 (±0.21) ×10-11 erg cm-2 s-1
Observed/Cat. flux5.0 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 39 matches. Show details.
Near SIMBAD source?Yes - 2MASS J17424569-2744415 is 11.1″ away.
High proper motion star?No.
Catalogue SearchCone search radius 29″ 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