quippe aliud caelum ostendens aliudque relinquens dimidium teget et referet, varioque notabit fine et cum visu pariter sua fila movente.
In fact, this circle will show you one part of heaven and leave hidden the other; it will mark heaven with a variable boundary, on which moves its position precisely as moves the observers eye.
final_alignments\Manilius_Astronomica_Book1.json