Jf. Ling et C. Prieto, MICROMETER MEASUREMENTS OF SOUTHERN DOUBLE STARS MADE AT THE NATIONALOBSERVATORY OF LLANO DEL HATO, VENEZUELA, Revista mexicana de astronomia y astrofisica, 34(2), 1998, pp. 111-115
This paper reports 151 micrometer measurements of 66 double stars obse
rved with the 65-cm refractor at the Venezuelan National Observatory a
t Llano del Hate, Merida, during February 1997 and February 1998.