Is it accurate to calculate horoscope solar time or flat solar time?

It is more accurate to use solar time, mainly because of longitude. The east is 120 degrees, the east plus the west minus, 1 degree is 4 minutes.

In particular, it is very convenient and close to reality to deal with the intersection of time and hour.

Tang Lin red:

In practice, there is no need to consider the season. Find a better online map and find out the longitude of the main place of birth, without any trouble in conversion!