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Einstein Probe trigger EP#01709177494
Source 1 (SWIFT J170930.3-263917)

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):17h 09m 30.30s (= 257.37624°)
Dec (J2000):-26° 39′ 19.1″ (= -26.6553°)
Error (radius, 90%):2.5″ (enhanced position)
Detection flag:Good
XRT exposure:2.0 ks (vignetting corrected)
Peak rate:19 (±3) ct s-1
Peak flux:8.1 (±1.3) ×10-10 erg cm-2 s-1
Mean rate:11.35 (±0.22) ct s-1
Mean flux:4.88 (±0.09) ×10-10 erg cm-2 s-1
Has spectral fit?Yes
NH 4.40 × 1021 cm-2
Γ 1.98
Database ID:378
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 J170930.1-263918
Cat. rate1:1.153 (±0.009) ct s-1
Cat. flux2:4.74 (±0.04) ×10-11 erg cm-2 s-1
Observed/Cat. flux5.7 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?Yes - RX J1709.5-2639 is 8.3″ 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