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GRB 170121B — Source 2 (SWIFT J044933.1-091207)

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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

Enhanced position

Image of the UVOT image

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Source details
Rank/Classification: 4: Known X-ray Source
RA (J2000):04h 49m 33.22s (= 72.38842°)
Dec (J2000):-09° 12′ 11.0″ (= -9.2030°)
Error (radius, 90%):3.7″ (enhanced position)
Detection flag:Good
XRT exposure:4.9 ks (vignetting corrected)
Peak rate:0.0111 (±0.0025) ct s-1
Peak flux:4.8 (±1.1) ×10 erg cm-2 s-1
Has spectral fit?Yes
NH 5.50 × 1020 cm-2
Γ 1.29
Database ID:65
Possible issues:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?Yes - MS0447.1-0917 in the EINSTEIN/EMSS catalogue.
Cat. rate1:8.44 (±0.00) ×10-3 ct s-1
Observed/Cat. flux≤0 σ
Fading? No (≤1-σ significance).
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?Yes - QSO B0447-092 is 4.7″ away.
High proper motion star?No.
Catalogue SearchCone search radius 11″ 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