The Neil Gehrels Swift Observatory

General Information:

Swift Name:SWIFT J1635.6+3809
RA:248.8900 (J2000)
Dec:38.1575 (J2000)
S/N:5.36
Counterpart Name:4C 38.41
Ctpt RA:248.8146 (J2000)
Ctpt Dec:38.1346 (J2000)
Flux:11.35 (8.16, 14.83) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:1.46 (1.05, 1.88)
Chi2r:0.68
Redshift:1.8140
Luminosity:47.42 log[ergs s-1] (14-195 keV)
AS:4
Class:7
Type:FSRQ

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1635.6+3809

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1635.6+3809

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J1635.6+3809

BAT Spectrum for SWIFT J1635.6+3809

BAT Hard X-ray Transient Source Page:

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