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Einstein Probe trigger EP#01709200800
Source 1 (SWIFT J022050.8+332044)

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):02h 20m 51.12s (= 35.21299°)
Dec (J2000):+33° 20′ 42.8″ (= +33.3452°)
Error (radius, 90%):2.7″ (enhanced position)
Detection flag:Good
XRT exposure:772 s (vignetting corrected)
Peak rate:1.8 (±0.4) ct s-1
Peak flux:7.6 (±1.7) ×10-11 erg cm-2 s-1
Mean rate:1.23 (±0.06) ct s-1
Mean flux:5.29 (±0.25) ×10-11 erg cm-2 s-1
The source is fading with 1.3-σ significance
Has spectral fit?Yes
NH 1.05 × 1021 cm-2
Γ 2.11
Database ID:441
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 J022050.8+332046
Cat. rate1:0.036 (±0.011) ct s-1
Cat. flux2:1.2 (±0.4) ×10-12 erg cm-2 s-1
Observed/Cat. flux4.4 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?Yes - LSPM J0220+3320A is 2.5″ away.
High proper motion star?Yes. LSPM J0220+3320B, LSPM J0220+3
Catalogue SearchCone search radius 8″ 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