The Neil Gehrels Swift Observatory

General Information:

Swift Name:SWIFT J1638.5-2095
RA:249.6095 (J2000)
Dec:-20.9349 (J2000)
S/N:3.86
Counterpart Name:IGR J16385-2057
Ctpt RA:249.6288 (J2000)
Ctpt Dec:-20.9235 (J2000)
Flux:21.18 (17.94, 24.52) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:1.90 (1.59, 2.22)
Chi2r:0.65
Redshift:0.0264
Luminosity:43.54 log[ergs s-1] (14-195 keV)
AS:1
Class:4
Type:Sy1

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1638.5-2095

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1638.5-2095

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J1638.5-2095

BAT Spectrum for SWIFT J1638.5-2095

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