Hipparchus could confirm his computations by comparing eclipses from his own time (presumably 27 January 141 BC and 26 November 139 BC according to Toomer) with eclipses from Babylonian records 345 years earlier (Almagest IV.2).
Hipparchus could confirm his computations by comparing eclipses from his own time (presumably 27 January 141 BC and 26 Nove?mber 139 BC according to Toomer) with eclipses from Babylonian records 345 years earlier (Almagest IV.2).