The perch seems to be one she likes to frequent every now and then.
So far away:
She returned to the nest. After a while, Bobby appeared with dinner. It looked like part of a bird considering its feet:
Like clockwork, his next stop was the Judson Memorial Church cross:
Rosie still at the nest:
She left the nest and perched nearby before joining him at the cross:
He flew off the perch and far east and out of sight:
Rosie too eventually flew far east and out of sight.
Bobby returned to the nest when I wasn't looking.
Rosie reappeared, seated on part of NYU's Silver Center (diagonally across from the nest):