Swift BAT 157-Month Hard X-ray Survey » SWIFT J1731.9-2444

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General Information:

Swift Name:	SWIFT J1731.9-2444
RA:	263.0074 (J2000)
Dec:	-24.7440 (J2000)
S/N:	466.36
Counterpart Name:	GX 1+4
Ctpt RA:	263.0090 (J2000)
Ctpt Dec:	-24.7456 (J2000)
Flux:	1198.82 (1195.95, 1201.69) × 10^-12 ergs s^-1 cm^-2, (14-195 keV)
Gamma:	2.30 (2.30, 2.30)
Chi²_{r_:}	2538.86
Redshift:	NA
Luminosity:	NA log[ergs s^-1] (14-195 keV)
AS:	1
Class:	14
Type:	LMXB

SIMBAD
NED

BAT 157-Month Lightcurve:

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1731.9-2444

Crab Weighted Monthly Mosaic Lightcurve for SWIFT J1731.9-2444

Lightcurve:

BAT 157-Month Spectrum:

BAT Spectrum for SWIFT J1731.9-2444

BAT Spectrum for SWIFT J1731.9-2444

SWIFT_J1731.9-2444.pha

BAT Hard X-ray Transient Source Page:

http://swift.gsfc.nasa.gov/docs/swift/results/transients/GX1p4/

Data last modified: 28 Mar 2025
Page last modified: 27 Mar 2025