Coordinates

RA: 17^h48^m52^s.161
DEC: -20^∘21'32''.406
Position-uncertainty [arcsec]: 5.000 × 10^-1
Galactic-longitude [deg]: 7.73
Galactic-latitude [deg]: 3.8
Coordinate-Reference

Binary System

Alternative Name: 4U 1745-203
X-ray Type: GC, AS, XP, XB, XT
Mean Distance [kpc]: 8.4^[1]
Distance Range [kpc]: 7.1 - 9.9^[1]
Hydrogen Column density [10²² cm⁻²]: 6.0
^[1]
G-band Absorption [mag]: 20.91
^[1]

Compact Object

Mass[M_☉]: 1.4^[1]

Orbital Period [d]: 0.365^[1]
Pulse Period [s]: 0.00226^[1]

soft energy band: 3.0-10.0 keV
hard energy band: 20.0-60.0 keV

Optical Counterpart

Mass[M_☉]: 0.83^[1]