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Einstein Probe trigger GRB 241217A
Source 4 (SWIFT J053639.4-251735)

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: 3: Uncatalogued X-ray source
RA (J2000):05h 36m 39.48s (= 84.16448°)
Dec (J2000):-25° 17′ 35.6″ (= -25.2932°)
Error (radius, 90%):5.9″
Detection flag:Poor
XRT exposure:9.7 ks (vignetting corrected)
Peak rate:21 (±4) ct s-1
Peak flux:8.8 (±1.6) ×10-10 erg cm-2 s-1
Mean rate:2.09 (±0.12) ct s-1
Mean flux:9.0 (±0.5) ×10-11 erg cm-2 s-1
The source is fading with 5.5-σ significance
Has spectral fit?Yes
NH 7.29 × 1020 cm-2
Γ 1.28
Database ID:246
Things to check:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: Needs checking (automatic)
Catalogue information
Known X-ray emitter?No. Get XMM upper limit
Rass upper limit20.036 ct s-1
Obs rate/Rass UL5.4 σ
Fading? Yes (5.5-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 17″ 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.