Oosterhoff

(1930 SP )
#
NOW @ 21 PIS 55
FOUND @ 15 PIS 40
 
Inclination: 4.876
Eccentricity: 0.202
Period: 3.228 years
AU 2.184
Type: 0000

Discovery Chart

16.9.1930 22:06 Johannesburg 28e4 26s11 observations 1


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Named in memory of P. Th. Oosterhoff (1904–1978), professor of astronomy at Leiden University from 1948 until his retirement in 1972, Assistant General Secretary of the IAU during 1951–1952 and General Secretary during 1952–1958. He was well known for his contributions to photographic photometry and for his investigations of Cepheids with double periods. (M 4785) _ _.


Discovered on 16-9-1930 in Johannesburg by van Gent, H.

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