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Einstein Probe trigger EP#01709181970
Source 1 (SWIFT J183400.0+285357)

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):18h 33m 59.90s (= 278.49958°)
Dec (J2000):+28° 54′ 01.1″ (= +28.9003°)
Error (radius, 90%):2.6″ (enhanced position)
Detection flag:Good
XRT exposure:1489 s (vignetting corrected)
Peak rate:1.18 (±0.26) ct s-1
Peak flux:5.1 (±1.1) ×10-11 erg cm-2 s-1
Mean rate:0.67 (±0.03) ct s-1
Mean flux:2.89 (±0.13) ×10-11 erg cm-2 s-1
The source is fading with 1.9-σ significance
Has spectral fit?Yes
NH 2.00 × 1021 cm-2
Γ 2.54
Database ID:419
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 - XMMSL3 J183400.4+285402 in the XMM-NEWTON/XMMSLEWCLN catalogue.
Cat. rate1:0.61 (±0.26) ct s-1
Cat. flux2:4.6 (±2.0) ×10-12 erg cm-2 s-1
Observed/Cat. flux3.7 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 2 matches. Show details.
Near SIMBAD source?Yes - 1RXS J183359.3+285355 is 10.0″ 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