The Neil Gehrels Swift Observatory

General Information:

Swift Name:SWIFT J1821.6+5953
RA:275.3774 (J2000)
Dec:59.9407 (J2000)
S/N:7.49
Counterpart Name:2MASX J18212680+5955209
Ctpt RA:275.3619 (J2000)
Ctpt Dec:59.9225 (J2000)
Flux:11.53 (8.71, 14.61) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:1.84 (1.50, 2.22)
Chi2r:0.52
Redshift:0.0990
Luminosity:44.47 log[ergs s-1] (14-195 keV)
AS:1
Class:5
Type:Sy2

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1821.6+5953

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1821.6+5953

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J1821.6+5953

BAT Spectrum for SWIFT J1821.6+5953

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