The Neil Gehrels Swift Observatory

General Information:

Optical image for SWIFT J1139.8+3157

Optical Image
(3 arcmin on a side)

Swift Name:SWIFT J1139.8+3157
RA:174.935 (J2000)
Dec:31.961 (J2000)
S/N:8.73
Counterpart Name:NGC 3786
Ctpt RA:174.9270 (J2000)
Ctpt Dec:31.9090 (J2000)
Flux:14.63 (11.73, 17.04) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:1.73 (1.37, 2.10)
Chi2r:0.40
Redshift:0.0089
Luminosity:42.41 log[ergs s-1] (14-195 keV)
AS:
Class:50
Type:Sy1.9

BAT 105-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for 560

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1139.8+3157

Lightcurve:

BAT 105-Month Spectrum:

BAT Spectrum for SWIFT J1139.8+3157

BAT Spectrum for SWIFT J1139.8+3157

Data last modified: 04 Jan 2018
Page last modified: 10 Sep 2020