The building, which used to house the Cincinnati Observatory, was only two blocks away from the Immaculata Parrish.

When the Cincinnati Observatory opened in 1843 it owned the most powerful telescope of its kind.

It is named after the Cincinnati Observatory, whose staff did most of the orbit computations.

Joining the staff of the Cincinnati Observatory as an assistant, he worked primarily on computing orbital elements and observing double stars.

The Cincinnati Observatory is a contributing property to the Observatory Historic District.

As each minor planet was discovered, the orbital elements were computed at the Cincinnati Observatory.

As director of the Cincinnati Observatory, 1868-73, Abbe issued daily weather reports, which led to the federal government's establishment of a national weather service.

The computation of orbits, University of Cincinnati Observatory (privately published).

He was also named director of the Cincinnati Observatory.

The center of this historic district is Cincinnati Observatory.