Yes, this large bird is Pip!
Mom standing guard on a nearby building:
Violet is the tiny speck on top of the building (left of the NYU flag):
So glad I caught this footage of Violet taking off from atop a building along the East side of Washington Square Park. Soon after getting airborne, she swooped around the line of trees between her building perch and her nest. After several seconds she joined Pip in the nest.
Mom back in the nest:
Pip and Mom: