Optical Image
(3 arcmin on a side)
Swift Name: | SWIFT J1257.4-6915 |
RA: | 194.427 (J2000) |
Dec: | -69.292 (J2000) |
S/N: | 59.55 |
Counterpart Name: | 4U 1254-690 |
Ctpt RA: | 194.4048 (J2000) |
Ctpt Dec: | -69.2886 (J2000) |
Flux: | 63.10 (61.91, 64.14) × 10-12 ergs s-1 cm-2, (14-195 keV) |
Gamma: | 5.21 (5.07, 5.36) |
Chi2r: | 2.80 |
Redshift: | |
Luminosity: | log[ergs s-1] (14-195 keV) |
AS: | |
Class: | 190 |
Type: | LMXB |
Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1257.4-6915
Lightcurve:
Data last modified: 04 Jan 2018
Page last modified: 10 Sep 2020