whats the point of a two points compass if it cant make circles?: to obtain longitude | Forums

[raaaid]

one needle is aim to the real sun and the other nedel is aimed to the counter sun that is a virtual sun with opposite sense and equal speed

count days in greenwich, you count 80 of both

count 80 days while slowly roatating the thing 360º or what is the same giving a full revolution to earth

sola rtime will count 81 days while countersolar time 79 since you have followed one and taken oposite path to the other