The Neil Gehrels Swift Observatory

General Information:

Swift Name:SWIFT J1549.7+1226
RA:237.4279 (J2000)
Dec:12.4331 (J2000)
S/N:4.57
Counterpart Name:Mrk 861
Ctpt RA:237.4456 (J2000)
Ctpt Dec:12.3993 (J2000)
Flux:7.92 (5.33, 10.79) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:2.32 (1.83, 2.94)
Chi2r:1.58
Redshift:0.0147
Luminosity:42.60 log[ergs s-1] (14-195 keV)
AS:2
Class:8
Type:LINER

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1549.7+1226

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1549.7+1226

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J1549.7+1226

BAT Spectrum for SWIFT J1549.7+1226

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