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Einstein Probe trigger GRB 251202A
Source 2 (SWIFT J080824.7+403641)

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):08h 08m 26.28s (= 122.10950°)
Dec (J2000):+40° 36′ 40.2″ (= +40.6112°)
Error (radius, 90%):5.9″ (enhanced position)
Detection flag:Poor
XRT exposure:759 s (vignetting corrected)
Peak rate:0.141 (±0.026) ct s-1
Peak flux:6.0 (±1.1) ×10-12 erg cm-2 s-1
Mean rate:0.089 (±0.015) ct s-1
Mean flux:3.8 (+0.7, -0.6) ×10-12 erg cm-2 s-1
The source is fading with 3.8-σ significance
Has spectral fit?Yes
NH 1.34 × 1021 cm-2
Γ 2.31
Database ID:627
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 limit20.029 ct s-1
Obs rate/Rass UL4.3 σ
Fading? Yes (3.8-σ difference between at least one detection and a later detection or upper limit).
Near 2MASS source? Yes, 1 match. Show details.
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.

2MASS objects near the source

ID Position Offset from
XRT source		 J H K