Swift BAT 157-Month Hard X-ray Survey » SWIFT J0256.2+1925

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General Information:

Swift Name:	SWIFT J0256.2+1925
RA:	44.0253 (J2000)
Dec:	19.4306 (J2000)
S/N:	18.85
Counterpart Name:	XY Ari
Ctpt RA:	44.0375 (J2000)
Ctpt Dec:	19.4414 (J2000)
Flux:	30.48 (27.67, 33.38) × 10^-12 ergs s^-1 cm^-2, (14-195 keV)
Gamma:	2.34 (2.21, 2.49)
Chi²_{r_:}	2.01
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 J0256.2+1925

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J0256.2+1925

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J0256.2+1925

BAT Spectrum for SWIFT J0256.2+1925

SWIFT_J0256.2+1925.pha

BAT Hard X-ray Transient Source Page:

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

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