IC 4642
IC 4642 is a planetary nebula located in the constellation of Ara. The ICGC is a catalog of 5,386 nebulae, star clusters, and galaxies. Here are the key stats on IC 4642:
| IC: | IC 4642 |
| Type: | planetary nebula |
| Constellation: | Ara |
| B-mag (blue): | 13.4 |
| Right Ascension: | 17:11:45.22 |
| Declination: | -55:23:56.40 |
| Major axis: | 0.28 ' |
| Radial velocity: | 44 km/s |
| Redshift: | 0.000147 |
| PN central star: | HD 154952 |
| PN star B mag: |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS