There is an open cluster right next to Phi Cassiopeiae, H.VII.42. It is in an intermediately rich region. There are two other items of note: 1) its shape -- elongated, with two "arms" of stars on each side, and 2) the close double star off center.
| NGC: | 457 |
| OTHER NAMES: | H.VII.42 |
| CLASS: | open cluster |
| SIZE: | 10' |
| MAGNITUDE: | +8 |
| DISTANCE: | 2145 light years |
| POSITION: | 01h 17m +58d 10' |
| CONSTELLATION: | Cassiopeia |
| DATE OF SKETCH: | 07/18/76 |
| MAGNIFICATION USED: | 70x |
