Coordinates

RA: 11^h48^m00^s.007
DEC: -62^∘12'24''.877
Position-uncertainty [arcsec]: 2.001 × 10^-5
Galactic-longitude [deg]: 295.61
Galactic-latitude [deg]: -0.24
Coordinate-Reference

Binary System

Alternative Name: 4U 1145-61
X-ray Type: BE,XP,XT
Mean Distance [kpc]: 2.03
Distance Range [kpc]: 1.95 - 2.14
Hydrogen Column density [10²¹ cm⁻²]: 3.02

Compact Object

Orbital Period [d]: 187.5^[1][2]
Pulse Period [s]: 292.4^[1][2]

Chandra flux [10^-12 erg cm^-2 s^-1]:8.49 (0.5-7.0 keV)
Swift/XRT flux [10^-12 erg cm^-2 s^-1]:129.8 (0.3-10.0 keV)

Optical Counterpart

Gaia DR3 Name: 5334823859608495104
Counterpart: confirmed
Spectral Type: B0.2 III^[1]
G [mag]: 8.6527(0.0032)
V [mag]: 9.0
J [mag]: 8.677(0.026)
H [mag]: 8.58(0.06)
K [mag]: 8.403(0.029)
Effective stellar temperature [K]: 41348.1