The Neil Gehrels Swift Observatory

General Information:

Swift Name:SWIFT J1339.6+5581
RA:204.8832 (J2000)
Dec:55.7830 (J2000)
S/N:6.17
Counterpart Name:2MASX J13393399+5546137
Ctpt RA:204.8916 (J2000)
Ctpt Dec:55.7706 (J2000)
Flux:8.01 (5.91, 10.37) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:2.18 (1.80, 2.63)
Chi2r:0.26
Redshift:0.1230
Luminosity:44.51 log[ergs s-1] (14-195 keV)
AS:1
Class:4
Type:Sy1

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1339.6+5581

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1339.6+5581

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J1339.6+5581

BAT Spectrum for SWIFT J1339.6+5581

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