V_ V2116 Oph / GX 1+4

DSS color 2MASS AllWISE GLIMPSE 360 XMM Chandra

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Binary

Orbital Period: 7080.0$\pm$1680.0 hr [2016pas..conf..133M]
Eccentricity:
Radial Velocity:

Donor

Spectral Type: M6III [1977ApJ...211..866D]
Mo: 1.22$\pm$-99.0 M$_{\odot}$ [2006ApJ...641..479H]

Accretor

Type: NS [1980ApJ...239L..57K]
Mx:
Spin Period: 176.778$\pm$0.006 s [2018MNRAS.478..448J]
X-ray Bursts: