The Neil Gehrels Swift Observatory

General Information:

Swift Name:SWIFT J1554.1-6140
RA:238.5335 (J2000)
Dec:-61.6702 (J2000)
S/N:6.34
Counterpart Name:IGR J15539-6142
Ctpt RA:238.3974 (J2000)
Ctpt Dec:-61.6831 (J2000)
Flux:14.62 (11.53, 17.96) × 10-12 ergs s-1 cm-2, (14-195 keV)
Gamma:1.74 (1.43, 2.05)
Chi2r:1.45
Redshift:0.0150
Luminosity:42.88 log[ergs s-1] (14-195 keV)
AS:1
Class:5
Type:Sy2

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1554.1-6140

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1554.1-6140

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J1554.1-6140

BAT Spectrum for SWIFT J1554.1-6140

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