Lightcurves of twelve main-belt asteroids (MBA)
obtained with the Telescopio Robótico Abierto network
(TAR) and the Isaac Aznar Observatory from 2018
October to 2019 May are presented and analyzed to
derive the rotation period, lightcurve amplitude, and axis
size relationship.
http://aptog.com/wp-content/uploads/2019/12/2019MPBu___46__395A.pdf