Apsis

Apsis nyaéta hiji istilah nu ilahar dipaké dina widang astronomi pikeun nyebut kana hiji kaayaan sababaraha objek di jero orbit.^[1] Jarak pang deukeutna atawa pang jauhna hiji objek tina puseur orbit nu wanguna eksentris (lonyod), disebut apsis.^[1]^[2] Titik ti orbit bulan nu pangdeukeutna jeung bumi disebut Perigee (tina bada Yunani : peri ), titik nu pang jauhna disebut Apogee.^[1] Dua titik éta lamun digurat (ditarik garis) disebutna orbit, umpama orbit bulan tina Apogee jeung Perigee diteukteuk hasilna ngawangun hiji apsides nu taya lian apsis.^[3]

Dicutat tina édit

↑ ^a ^b ^c Katoppo, Paul (2008). Kamus Hidrografi. Universitas Michigan: Pustaka Sinar Harapan. ISBN 9789794166314.
↑ Hoeve, W. Van (1954). Ensiklopedia Indonesia. Indonesia: Pustaka Sinar Harapan. ISBN 9789794166314.
↑ Mattison, Hiram (1857). A high-school astronomy: in which the descriptive, physical, and practical are combined : with special reference to the wants of academies and seminaries of learning. Universitas Harvard: Mason Bros.

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[“Paul”-1] Katoppo, Paul (2008). Kamus Hidrografi. Universitas Michigan: Pustaka Sinar Harapan. ISBN 9789794166314.

[“W”-2] Hoeve, W. Van (1954). Ensiklopedia Indonesia. Indonesia: Pustaka Sinar Harapan. ISBN 9789794166314.

[“Hiram”-3] Mattison, Hiram (1857). A high-school astronomy: in which the descriptive, physical, and practical are combined : with special reference to the wants of academies and seminaries of learning. Universitas Harvard: Mason Bros.

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