The Neil Gehrels Swift Observatory

General Information:

Optical image for SWIFT J2258.9+4054

Optical Image
(3 arcmin on a side)

Swift Name:SWIFT J2258.9+4054
RA:344.696 (J2000)
Dec:40.918 (J2000)
S/N:9.67
Counterpart Name:UGC 12282
Ctpt RA:344.7312 (J2000)
Ctpt Dec:40.9315 (J2000)
Flux:21.45 (18.30, 24.38) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:1.58 (1.30, 1.88)
Chi2r:0.60
Redshift:0.0170
Luminosity:43.15 log[ergs s-1] (14-195 keV)
AS:
Class:50
Type:Sy2

BAT 105-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for 1177

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J2258.9+4054

Lightcurve:

BAT 105-Month Spectrum:

BAT Spectrum for SWIFT J2258.9+4054

BAT Spectrum for SWIFT J2258.9+4054


Data last modified: 04 Jan 2018
Page last modified: 17 Jul 2019