Visual and Photoelectric Observations of Beta Lyrae, 1983-1987

Volume 17 number 1 (1988)

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David B. Williams
9270-A Racquetball Way,

Abstract

Visual observations of beta Lyrae from 1983 to 1987 and photoelectric observations from 1986 to 1987 have been used to determine nine normal times of predicted minima. Current linear light elements derived from these observations are Min. I = HJD 2445562.487 + 12.93465 E.