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GRB 251117A — Source 4 (SWIFT J220325.0+052626)

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Image of the XRT detection

This source is detected in 1 block. Show all images.

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Spectrum

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Source details
Rank/Classification: Marked ‘spurious’ by manual checking. Automated classification: Uncatalogued X-ray source
RA (J2000):22h 03m 25.05s (= 330.85437°)
Dec (J2000):+05° 26′ 26.7″ (= +5.4408°)
Error (radius, 90%):5.5″
Detection flag:Good
XRT exposure:977 s (vignetting corrected)
Peak rate:0.023 (+0.007, -0.006) ct s-1
Peak flux:10.0 (+3.0, -2.5) ×10-13 erg cm-2 s-1
Mean rate:0.023 (+0.007, -0.006) ct s-1
Mean flux:10.0 (+3.0, -2.5) ×10-13 erg cm-2 s-1
Has spectral fit?Yes
NH 6.48 × 1023 cm-2
Γ 4.69
Database ID:1539
Possible issues:
Optical Loading: Spurious source (verified)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?No. Get XMM upper limit
Rass upper limit20.0×100 ct s-1
Obs rate/Rass UL≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? Yes, 2 matches. Show details.
Near SIMBAD source?Yes - HD 209464 is 4.0″ away.
High proper motion star?Yes. HD 209464
Catalogue SearchCone search radius 16″ 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