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GRB 230217A — Source 1 (SWIFT J184220.2-285909)

Build custom XRT products for this source.

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

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Source 3 has been manually confirmed as the GRB afterglow so these products are no longer updated. The up-to-date data for the afterglow are now available through the main GRB results area for this GRB.

Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):18h 42m 20.68s (= 280.58617°)
Dec (J2000):-28° 59′ 13.1″ (= -28.9870°)
Error (radius, 90%):4.4″ (enhanced position)
Detection flag:Good
XRT exposure:2.7 ks (vignetting corrected)
Peak rate:0.015 (+0.006, -0.005) ct s-1
Peak flux:6.5 (+2.7, -2.1) ×10-13 erg cm-2 s-1
Mean rate:0.015 (+0.006, -0.005) ct s-1
Mean flux:6.5 (+2.7, -2.1) ×10-13 erg cm-2 s-1
The source is fading with 3.0-σ significance
Has spectral fit?No
Database ID:997
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 limit20.048 ct s-1
Obs rate/Rass UL≤0 σ
Fading? Maybe (3.0-σ significance).
Near 2MASS source? No
Near SIMBAD source?No.
High proper motion star?No.
Catalogue SearchCone search radius 13″ 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