This is also true in the Jfv, t (Hertzsprung-Russell) diagram. The significance of this departure is not clear, for it is always possible for a star to simulate the proper motion of the Hyades without any physical for even kinematical) connection. 7. ... Eggen and Sandage (1959) tentatively suggest that HD 84937, -3Ad 2525 and two other stars form a moving group with (UtV, W ... (U, V, W = +106, -150, +8). 24.
|Title||:||Royal Observatory Bulletins|
|Author||:||Royal Greenwich Observatory|