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Bugs / to do.

Neutrino trigger IceCube-250406A
Source 1 (SWIFT J052456.1+170357)

Image of the XRT detection

This source is detected in 3 blocks. Show all images.

Image of the LC

Spectrum

Image of the spectrum
Source details
Rank/Classification: 4: Known X-ray Source
RA (J2000):05h 24m 56.10s (= 81.23375°)
Dec (J2000):+17° 03′ 57.8″ (= +17.0660°)
Error (radius, 90%):4.7″
Detection flag:Good
XRT exposure:1135 s (vignetting corrected)
Peak rate:0.030 (±0.007) ct s-1
Peak flux:1.3 (±0.3) ×10-12 erg cm-2 s-1
Mean rate:0.030 (±0.007) ct s-1
Mean flux:1.3 (±0.3) ×10-12 erg cm-2 s-1
Has spectral fit?Yes
NH 3.67 × 1021 cm-2
Γ 3.68
Database ID:240
Things to check:
Optical Loading: No warning (automatic)
Stray Light: No warning (automatic)
Extended Emission: No warning (automatic)
Catalogue information
Known X-ray emitter?Yes - 1RXS J052456.3+170400 in the ROSAT/RASSFSC catalogue.
Cat. rate1:0.046 (±0.011) ct s-1
Cat. flux2:6.4 (±1.5) ×10-13 erg cm-2 s-1
Observed/Cat. flux≤0 σ
Fading? ≤3-σ signifance.
Near 2MASS source? Yes, 1 match. Show details.
Near SIMBAD source?Yes - 1RXS J052456.3+170400 is 0.9″ away.
Catalogue SearchCone search radius 14″ 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