Apparent horizon
apparent horizon
apparent horizon
(ə-pâr’ənt)
see horizon.
historical examples
no land points visible from the summit, except those bounding the apparent horizon, reach equal or greater alt-tude.
appletons’ popular science monthly, may, 1900 various
the tops of the clouds must not be more than five or ten degrees above the apparent horizon.
notes and queries, number 206, october 8, 1853 various
the introduction of a descending plane lowers the apparent horizon; that of an ascending plane elevates it.
harvard psychological studies, volume 1 various
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