INTREF 989 / XB 1940-04

DSS color 2MASS AllWISE GLIMPSE 360 XMM Chandra

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Binary

Orbital Period:
Eccentricity:
Radial Velocity:

Donor

Spectral Type:
Mo:

Accretor

Type: NS [1983PASJ...35..531M]
Mx:
Spin Period:
X-ray Bursts: yes [1983PASJ...35..531M]