NGC 6818
Little Gem Nebula
NGC 6818 is a planetary nebula located in the constellation of Sagittarius. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 6818:
| NGC: | NGC 6818 |
| Common name: | Little Gem Nebula |
| Type: | planetary nebula |
| Constellation: | Sagittarius |
| V-mag (visual): | 9.3 |
| B-mag (blue): | 9.9 |
| J-mag (IR): | 10.6 |
| H-mag (IR): | |
| K-mag (IR): | 10.6 |
| Right Ascension: | 19:43:57.73 |
| Declination: | -14:09:11.40 |
| Major axis: | 0.77 ' |
| Radial velocity: | -14 km/s |
| Redshift: | -0.00004 |
| PN central star ID: | HD 186282 |
| PN star B-mag: |
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS