Oeuvres complètes. Tome XXI. Cosmologie
(1944)–Christiaan Huygens[p. 838] | |||||||||
Appendice XI
|
55699 | |
45308 | |
_____ | |
101007 | dist. terrae a ☉. |
101007 ⫟ 55699 - 11″.48″′. Mercurij diameter apparens ex Hevelij observatione cum in Solis disco cerneretur Ao. 1661. 3 Maj. (6 1/2″ diameter ☿ in media distantia).
Ergo diameter ☿ est 1/290 diametri ☉2). quod in Cosmotheoro secutus sum.