Coordinates

RA: 17^h02^m06^s.534
DEC: -29^∘56'44''.286
Position-uncertainty [arcsec]: 3.220 × 10^-4
Galactic-longitude [deg]: 353.83
Galactic-latitude [deg]: 7.27
Coordinate-Reference

Binary System

Alternative Name: MXB 1659-298
X-ray Type: AS, BO, XT, EB, XB, DS
Mean Distance [kpc]: 6.96^[1]
Distance Range [kpc]: 4.2 - 9.67^[1]
Hydrogen Column density [10²² cm⁻²]: 0.25
^[1]
G-band Absorption [mag]: 0.86
^[1]

Compact Object

Mass[M_☉]: 1.6^[1]

Orbital Period [d]: 0.29625^[1]
Pulse Period [s]: 0.00176^[1]

soft energy band: 0.2-12.0 keV
soft-band flux [10^-12 erg cm^-2 s^-1]:0.0 - 864.36
soft X-ray variability: 535816.98

Optical Counterpart

Gaia DR3 Name: 6029391608332996224
Mass[M_☉]: 0.9^[1]

G [mag]: 19.001(0.032)
^[1]
V [mag]: 18.299999237060547
^[1]