Swift BAT 157-Month Hard X-ray Survey » SWIFT J0355.5+3101

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General Information:

Swift Name:	SWIFT J0355.5+3101
RA:	58.8470 (J2000)
Dec:	31.0474 (J2000)
S/N:	414.34
Counterpart Name:	X Per
Ctpt RA:	58.8462 (J2000)
Ctpt Dec:	31.0458 (J2000)
Flux:	713.94 (710.62, 717.27) × 10^-12 ergs s^-1 cm^-2, (14-195 keV)
Gamma:	2.19 (2.18, 2.19)
Chi²_{r_:}	480.26
Redshift:	NA
Luminosity:	NA log[ergs s^-1] (14-195 keV)
AS:	1
Class:	13
Type:	HMXB

SIMBAD
NED

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J0355.5+3101

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J0355.5+3101

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J0355.5+3101

BAT Spectrum for SWIFT J0355.5+3101

SWIFT_J0355.5+3101.pha

BAT Hard X-ray Transient Source Page:

http://swift.gsfc.nasa.gov/docs/swift/results/transients/XPer/

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