Harpalus (astronomer)
id:
harpalus-astronomer-268-3337300
title:
Harpalus (astronomer)
text:
Harpalus was an ancient Greek astronomer who corrected the cycle of Cleostratus and invented the Nine Year Cycle. He may also have been the engineer Harpalus, who designed a pontoon bridge solution when Xerxes wished his army to cross the Hellespont. The lunar crater Harpalus is named for him.
brand slug:
wiki
category slug:
encyclopedia
description:
Ancient Greek astronomer
original url:
https://en.wikipedia.org/wiki/Harpalus_(astronomer)
date created:
date modified:
2023-03-17T16:43:28Z
main entity:
{"identifier":"Q653625","url":"https://www.wikidata.org/entity/Q653625"}
image:
fields total:
13
integrity:
14