Skip banner and navigation tools.

 |  site map

Einstein Probe trigger GRB 241217A
Source 1 (SWIFT J053636.1-251746)

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):05h 36m 36.37s (= 84.15154°)
Dec (J2000):-25° 17′ 49.5″ (= -25.2971°)
Error (radius, 90%):4.3″ (enhanced position)
Detection flag:Good
XRT exposure:9.1 ks (vignetting corrected)
Peak rate:2.2 (±0.5) ct s-1
Peak flux:9.5 (±2.1) ×10-11 erg cm-2 s-1
Mean rate:0.113 (±0.013) ct s-1
Mean flux:4.9 (±0.6) ×10-12 erg cm-2 s-1
The source is fading with 4.6-σ significance
Has spectral fit?Yes
NH 1.29 × 1021 cm-2
Γ 2.08
Database ID:241
Things to check:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: OK (verified)
Catalogue information
Known X-ray emitter?No. Get XMM upper limit
Rass upper limit20.019 ct s-1
Obs rate/Rass UL4.5 σ
Fading? Yes (4.6-σ difference between at least one detection and a later detection or upper limit).
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 12″ 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.