1968 Dissertation Abstr. B. XXIX. 858/1For each year the study has reconfirmed that there are two zenocentric intervals of Io's position in which we observe this influence.
1978 Nature 14 Sept. 111/1 The {pm}3·3° variation of the zenocentric declination of the Earth is sufficient to lead to a 15° variation of the..sub-Io longitude of the emission.
1971 Icarus XIV. 343 A bright spot at zenographic latitude 23°.8 N displayed the shortest rotation period ever recorded on Jupiter.
1979 Nature 5 July 42/2 Values..synthesised on a 10° by 10° zenographic θ (co-latitude) and λ (longitude) grid.
zeno-
late 20c. word-forming element used in reference to the planet Jupiter, from Greek zeno-, comb. form from Zeus (see Zeus; also compare Zenobia).
ORIGIN: Greek Zēno- combining form of Zeus Jupiter: see -o- .