Physical studies of asteroids IX: The light curve of the M asteroid 77 Frigga |
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Authors: | C -I Lagerkvist H Rickman |
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Institution: | (1) Astronomiska Observatoriet, Uppsala, Sweden |
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Abstract: | The results of photoelectricUBV observations of asteroid 77 Frigga during the 1982 opposition are presented. From eight nights of observations at phase angles smaller than 2
o
.
8 a synodic period of 0
d
.
3755±0
d
.
0006 is derived. The light curve appears very symmetric with two maxima per period and an amplitude of 0
m
.
19. The primary maximum corresponds toV(0o)=8
m
.
58, and the colour indices are:B–V = 0
.
m
738 ± 0
.
m
003 andU–B = 0
.
m
200 ± 0
.
m
002. |
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Keywords: | |
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