The Neil Gehrels Swift Observatory

General Information:

Swift Name:SWIFT J2251.8-3210
RA:342.9301 (J2000)
Dec:-32.0709 (J2000)
S/N:6.38
Counterpart Name:1RXS J225146.9-320614
Ctpt RA:342.9471 (J2000)
Ctpt Dec:-32.1040 (J2000)
Flux:11.11 (8.06, 14.56) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:2.03 (1.65, 2.48)
Chi2r:0.78
Redshift:0.2460
Luminosity:45.32 log[ergs s-1] (14-195 keV)
AS:1
Class:7
Type:BZB

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J2251.8-3210

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J2251.8-3210

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J2251.8-3210

BAT Spectrum for SWIFT J2251.8-3210

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