The Neil Gehrels Swift Observatory

General Information:

Swift Name:SWIFT J1521.8+0334
RA:230.4923 (J2000)
Dec:3.5560 (J2000)
S/N:5.48
Counterpart Name:2MASS J15213967+0337292
Ctpt RA:230.4153 (J2000)
Ctpt Dec:3.6248 (J2000)
Flux:10.44 (7.29, 14.03) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:2.04 (1.58, 2.55)
Chi2r:0.83
Redshift:0.1264
Luminosity:44.65 log[ergs s-1] (14-195 keV)
AS:1
Class:4
Type:Sy1.2

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1521.8+0334

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1521.8+0334

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J1521.8+0334

BAT Spectrum for SWIFT J1521.8+0334

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