The Neil Gehrels Swift Observatory

General Information:

Swift Name:SWIFT J2259.7+2458
RA:344.8844 (J2000)
Dec:24.9170 (J2000)
S/N:13.88
Counterpart Name:KAZ 320
Ctpt RA:344.8871 (J2000)
Ctpt Dec:24.9182 (J2000)
Flux:23.40 (20.45, 26.50) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:2.08 (1.90, 2.27)
Chi2r:1.19
Redshift:0.0345
Luminosity:43.82 log[ergs s-1] (14-195 keV)
AS:1
Class:4
Type:Sy1.5

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J2259.7+2458

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J2259.7+2458

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J2259.7+2458

BAT Spectrum for SWIFT J2259.7+2458

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