NGC 40 (H18)
Bow-Tie Nebula
NGC 40 (H18) is a planetary nebula located in the constellation of Cepheus. The Herchel 2500 is a catalog of nebulae, star clusters, and galaxies. Here are the key stats on NGC 40:
| Herschel: | H18 |
| NGC/IC: | NGC 40 |
| Common name: | Bow-Tie Nebula |
| Herschel: | H 4. 58 |
| Type: | planetary nebula |
| Magnitude: | 10.7 |
| Right Ascension: | 00:13.0 |
| Declination: | +72:32 |
| Constellation: | Cepheus |
| Size (arc-minutes): | 0.3 |