Planets, not including the Moon, Rahu or Ketu, in the 2nd and 12th from the Sun.
“The Ubhayachari native will be a king or equal to a king, happy, talkative and a good speaker. One will be learned, strong, a protector of his kinsmen, a favorite of the government, enthusiastic, very fortunate, firm, and full of everything. He will have many servants and enjoy all pleasures. Even bodied but not very tall, he is very strong. Malefics forming this yoga will give contrary effects.”
Ubhayachari Yoga is simply a combination of Vosi and Vesi Yogas. Classical texts also prefer benefics forming Ubhayachari Yoga, rather than malefics:
“One with an Asubhobhayachari Yoga (Ubhayachari Yoga formed by malefics) will be wicked and mentally affected owing to public dishonor, and afflicted with diseases. Engaged in the service of others, one is in indigent circumstances, and bereft of learning, wealth and luck.”
The speed of Sun : Astronomically the Sun is fixed and it is the planets which are moving …