Optical Image
(3 arcmin on a side)
Swift Name: | SWIFT J1557.8-5425 |
RA: | 239.512 (J2000) |
Dec: | -54.385 (J2000) |
S/N: | 13.31 |
Counterpart Name: | H 1553-542 |
Ctpt RA: | 239.4512 (J2000) |
Ctpt Dec: | -54.4150 (J2000) |
Flux: | 16.21 (14.68, 17.75) × 10-12 ergs s-1 cm-2, (14-195 keV) |
Gamma: | 4.15 (3.74, 4.65) |
Chi2r: | 1.80 |
Redshift: | |
Luminosity: | log[ergs s-1] (14-195 keV) |
AS: | |
Class: | 180 |
Type: | HMXB |
Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1557.8-5425
Lightcurve:
Data last modified: 04 Jan 2018
Page last modified: 10 Sep 2020