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Saturn’s fast spin determined from its gravitational field and oblateness

Ravit Helled (), Eli Galanti and Yohai Kaspi
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Ravit Helled: Raymond & Beverly Sackler Faculty of Exact Sciences, Tel Aviv University, Tel Aviv, 69978, Israel
Eli Galanti: Weizmann Institute of Science, Rehovot, 76100, Israel
Yohai Kaspi: Weizmann Institute of Science, Rehovot, 76100, Israel

Nature, 2015, vol. 520, issue 7546, 202-204

Abstract: Saturn’s rotation period is difficult to determine directly; here an optimization approach using its gravitational field yields a value of 10 h 32 min 45 s ± 46 s.

Date: 2015
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DOI: 10.1038/nature14278

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