Die lezte Längenbestimung vom <lb xmlns="http://www.tei-c.org/ns/1.0" />2ten <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>Jul</abbr> <expan>Julius</expan> </choice> machte es wahrscheinlich<supplied xmlns="http://www.tei-c.org/ns/1.0" cert="high">,</supplied> daß der wahre Mittag <lb xmlns="http://www.tei-c.org/ns/1.0" />in meiner <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>Chron.</abbr> <expan>Chronometer</expan> </choice><choice xmlns="http://www.tei-c.org/ns/1.0"> <orig> </orig> <reg>–</reg> </choice>Zeit 2<hi xmlns="http://www.tei-c.org/ns/1.0" rendition="#sup"> <choice> <abbr>h</abbr> <expan>heures</expan> </choice> </hi> 25′ war. <subst xmlns="http://www.tei-c.org/ns/1.0"> <del rendition="#ow">Die</del> <add place="across">Der</add> </subst> Calcul<supplied xmlns="http://www.tei-c.org/ns/1.0" cert="high">,</supplied> <add xmlns="http://www.tei-c.org/ns/1.0" place="right"> <metamark />daß die <choice> <orig>☉</orig> <reg>Sonnen</reg> </choice>höhen</add> nach <lb xmlns="http://www.tei-c.org/ns/1.0" />dem <ref xmlns="http://www.tei-c.org/ns/1.0" xml:id="a839db0d-8b73-4665-b9db-0d8b731665b7" corresp="#d62ea015-37f9-4444-aea0-1537f99444d0" type="editorialNote">Quadrat der Zeit abnehmen<supplied cert="high">,</supplied> gab demnach (laut <lb /> <bibl corresp="https://edition-humboldt.de/7FSZQ2IZ"><persName ref="https://edition-humboldt.de/H0003490 http://d-nb.info/gnd/11762084X">Borda</persName>'s Tafel)</bibl></ref><note xmlns="http://www.tei-c.org/ns/1.0" xml:id="d62ea015-37f9-4444-aea0-1537f99444d0" corresp="#a839db0d-8b73-4665-b9db-0d8b731665b7" type="editorial" resp="#UL"> <bibl corresp="https://edition-humboldt.de/7FSZQ2IZ">Borda 1778</bibl>.</note> <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>lat.</abbr> <expan>latitude</expan> </choice> 15° 18′<supplied xmlns="http://www.tei-c.org/ns/1.0" cert="high">.</supplied> Unter dieser Voraussezung <lb xmlns="http://www.tei-c.org/ns/1.0" />berechnete ich aus den <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>Beobacht.</abbr> <expan>Beobachtungen</expan> </choice> um 6 <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>h</abbr> <expan>heures</expan> </choice> durch angle <lb xmlns="http://www.tei-c.org/ns/1.0" /> <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>hor.</abbr> <expan>horaire</expan> </choice> die Länge: