Skip banner and navigation tools.

 |  site map

Einstein Probe trigger EP#01709320865
Source 2 (SWIFT J203023.8-125146)

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: 3: Uncatalogued X-ray source
RA (J2000):20h 30m 23.58s (= 307.59826°)
Dec (J2000):-12° 51′ 42.8″ (= -12.8619°)
Error (radius, 90%):6.5″ (enhanced position)
Detection flag:Good
XRT exposure:847 s (vignetting corrected)
Peak rate:10 (+5, -4) ×10-3 ct s-1
Peak flux:4.2 (+2.1, -1.6) ×10-13 erg cm-2 s-1
Mean rate:10 (+5, -4) ×10-3 ct s-1
Mean flux:4.2 (+2.1, -1.6) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 4.74 × 1020 cm-2
Γ 1.93
Database ID:637
Things to check:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?No. Get XMM upper limit
Rass upper limit20.038 ct s-1
Obs rate/Rass UL≤0 σ
Fading? ≤3-σ signifance.
Near 2MASS source? No
Near SIMBAD source?Yes - Gaia DR3 6900712237812746624 is 7.8″ away.
High proper motion star?No.
Catalogue SearchCone search radius 19″ 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.