The Neil Gehrels Swift Observatory

General Information:

Swift Name:SWIFT J1557.8-5423
RA:239.441 (J2000)
Dec:-54.391 (J2000)
S/N:13.48
Counterpart Name:H 1553-542
Other Name:
Ctpt RA:239.4512 (J2000)
Ctpt Dec:-54.4150 (J2000)
Flux:25.13 (22.46, 27.92) × 10-12 ergs s-1 cm-2, (14-195 keV)
Contamination:0.00
Gamma:3.82 (3.52, 4.15)
Chi2r:2.32
Redshift:0.00000
Luminosity:--
Class:8: X-ray Binary
Type:HMXB

BAT 58-Month Lightcurves:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1557.8-5423

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1557.8-5423

Lightcurves:

BAT 58-Month Spectrum:

BAT Spectrum for SWIFT J1557.8-5423

BAT Spectrum for SWIFT J1557.8-5423

BAT Hard X-ray Transient Source Page:

Data last modified: 19 Mar 2012
Page last modified: 10 Sep 2020