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Einstein Probe trigger EP#01709248941
Source 86 (SWIFT J032100.9+413856)

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: 4: Known X-ray Source
RA (J2000):03h 21m 00.99s (= 50.25411°)
Dec (J2000):+41° 38′ 56.3″ (= +41.6490°)
Error (radius, 90%):23.7″
Detection flag:Poor
XRT exposure:1115 s (vignetting corrected)
Peak rate:0.023 (±0.006) ct s-1
Peak flux:9.9 (±2.6) ×10-13 erg cm-2 s-1
Mean rate:0.023 (±0.006) ct s-1
Mean flux:9.9 (±2.6) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 3.94 × 1022 cm-2
Γ 2.64
Database ID:593
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 - 4XMM J032058.5+413836 in the XMM-NEWTON/XMMSSC catalogue.
Cat. rate1:0.0208 (±0.0026) ct s-1
Cat. flux2:1.08 (±0.14) ×10-13 erg cm-2 s-1
Observed/Cat. flux2.7 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 10 matches. Show details.
Near SIMBAD source?Yes - 2MASS J03210148+4138221 is 34.6″ away.
High proper motion star?Yes. TYC 2869-2603-1
Catalogue SearchCone search radius 71″ 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