Swift BAT 157-Month Hard X-ray Survey » SWIFT J0331.1+4355

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General Information:

Swift Name:	SWIFT J0331.1+4355
RA:	52.8010 (J2000)
Dec:	43.9136 (J2000)
S/N:	45.17
Counterpart Name:	GK Per
Ctpt RA:	52.7993 (J2000)
Ctpt Dec:	43.9047 (J2000)
Flux:	62.57 (60.37, 64.80) × 10^-12 ergs s^-1 cm^-2, (14-195 keV)
Gamma:	2.90 (2.84, 2.97)
Chi²_{r_:}	9.46
Redshift:	NA
Luminosity:	NA log[ergs s^-1] (14-195 keV)
AS:	1
Class:	9
Type:	CV

SIMBAD
NED

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J0331.1+4355

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J0331.1+4355

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J0331.1+4355

BAT Spectrum for SWIFT J0331.1+4355

SWIFT_J0331.1+4355.pha

BAT Hard X-ray Transient Source Page:

http://swift.gsfc.nasa.gov/docs/swift/results/transients/weak/GKPer/

Data last modified: 15 Sep 2025
Page last modified: 03 Jun 2025