Ja. Docobo, MICROMETER MEASUREMENTS OF DOUBLE STARS FROM THE SPANISH OBSERVATORIES AT CALAR-ALTO AND SANTIAGO-DE-COMPOSTELA, Astronomy & Astrophysics. Supplement series, 130(1), 1998, pp. 117-117
This paper reports 458 micrometer observations of visual double stars
made with the 152 cm. telescope at Calar Alto Observatory (Almeria, Sp
ain) and with the 35 cm. telescope at Ramon Maria Aller Observatory (S
antiago de Compostela, Spain).