Coordinates
RA: 01h35m49s.852
DEC: +66∘12'43''.284
Position-uncertainty [arcsec]: 1.112 × 10-5
Galactic-longitude [deg]: 127.39
Galactic-latitude [deg]: 3.73
Coordinate-Reference
Binary System
Alternative Name: XMMU J013549.5+661243
X-ray Type: BE,XT
Mean Distance [kpc]: 5.69
Distance Range [kpc]: 5.25 - 6.23
Compact Object
Orbital Period [d]: 160.0[1]
XMM-Newton flux [10-12 erg cm-2 s-1]:0.12 (0.2-12.0 keV)
Optical Counterpart
Gaia DR3 Name: 519352324516039680
Counterpart: confirmed
Spectral Type: B1Ve[1]
G [mag]: 12.4616(0.0035)
V [mag]: 13.31
J [mag]: 10.039(0.021)
H [mag]: 9.565(0.031)
K [mag]: 9.121(0.023)
W1 [mag]: 8.624(0.012)
W2 [mag]: 8.244(0.008)
