Onthisisfoundaveryraregrandconjunction,whichhasonlytakenplacefourtimesbetween2200B.C.and200A.D.-andamongthese:in1534B.C.

Please segment the words.
On this is found a very rare grand conjunction, which has only taken place four times between 2200 B.C. and 200 A.D. - and among these: in 1534 B.C.