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GRB 220218A — Source 16 (SWIFT J085511.5+320330)

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Image of the XRT detection

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Image of the LC

Spectrum

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Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):08h 55m 11.50s (= 133.79792°)
Dec (J2000):+32° 03′ 30.1″ (= +32.0584°)
Error (radius, 90%):8.1″
Detection flag:Reasonable
XRT exposure:12.7 ks (vignetting corrected)
Peak rate:8 (+5, -4) ×10-4 ct s-1
Peak flux:3.6 (+2.3, -1.7) ×10-14 erg cm-2 s-1
Mean rate:8 (+5, -4) ×10-4 ct s-1
Mean flux:3.6 (+2.3, -1.7) ×10-14 erg cm-2 s-1
Has spectral fit?No
Database ID:768
Possible issues:
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 limit20.034 ct s-1
Obs rate/Rass UL≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 24″ 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 assuming a generic AGN spectrum:NH=3×1020 cm-2, Γ=1.7