### SLA_RVLG

RV Corrn to Local Group

ACTION:
Velocity component in a given direction due to the combination of the rotation of the Galaxy and the motion of the Galaxy relative to the mean motion of the local group.
CALL:
R = sla_RVLG (R2000, D2000)
##### GIVEN:
 R2000,D2000 R J2000.0 mean $\left[\phantom{\rule{0.3em}{0ex}}\alpha ,\delta \phantom{\rule{0.3em}{0ex}}\right]$ (radians)

##### RETURNED:
 sla_RVLG R Component of solar (n.b.) motion in direction R2000,D2000 (km s${}^{-1}$)

NOTE:
Sign convention: the result is positive when the Sun is receding from the given point on the sky.
REFERENCE:
IAU Trans. 1976. 16B, p201.