The Neil Gehrels Swift Observatory

General Information:

Swift Name:SWIFT J1257.4-6915
RA:194.439 (J2000)
Dec:-69.286 (J2000)
S/N:46.29
Counterpart Name:4U 1254-690
Other Name:
Ctpt RA:194.4048 (J2000)
Ctpt Dec:-69.2886 (J2000)
Flux:58.90 (57.10, 60.74) × 10-12 ergs s-1 cm-2, (14-195 keV)
Contamination:0.00
Gamma:5.02 (4.87, 5.18)
Chi2r:4.16
Redshift:0.00000
Luminosity:--
Class:8: X-ray Binary
Type:LMXB/NS

BAT 58-Month Lightcurves:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1257.4-6915

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1257.4-6915

Lightcurves:

BAT 58-Month Spectrum:

BAT Spectrum for SWIFT J1257.4-6915

BAT Spectrum for SWIFT J1257.4-6915

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