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GRB 250309B/IceCube-250309A — Source 18 (SWIFT J140316.6-082321)

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Image of the XRT detection

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

Image of the LC

Spectrum

Image of the spectrum

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Source details
Rank/Classification: 3: Uncatalogued X-ray source
RA (J2000):14h 03m 16.69s (= 210.81954°)
Dec (J2000):-08° 23′ 21.5″ (= -8.3893°)
Error (radius, 90%):5.5″
Detection flag:Reasonable
XRT exposure:8.2 ks (vignetting corrected)
Peak rate:1.4 (+0.7, -0.5) ×10-3 ct s-1
Peak flux:5.9 (+2.9, -2.3) ×10-14 erg cm-2 s-1
Mean rate:1.4 (+0.7, -0.5) ×10-3 ct s-1
Mean flux:5.9 (+2.9, -2.3) ×10-14 erg cm-2 s-1
Has spectral fit?Yes
NH 2.99 × 1020 cm-2
Γ 1.49
Database ID:1356
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
LSXPS upper limit3.3×10-3 ct s-1
Obs rate/LSXPS UL≤0 σ
Rass upper limit20.029 ct s-1
Obs rate/Rass UL≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?No.
High proper motion star?No.
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