机译:CCD measurements of double and multiple stars at NAO Rozhen and ASV in 2011. Five linear solutions
Astronomical Observatory, Volgina 7, 11060 Belgrade 38, Serbia;
Institute of Astronomy, NAO Rozhen, Bulgarian Academy of Sciences, 72 Tsarigradsko Chausse Blvd., 1784 Sofia, Bulgaria;
binaries: visual; stars: individual (STT 547AC; STT 547AD; STT 547AE; POP 217AP; MLB259); techniques: image processing;