Spectra of Planetary Nebulae
| Nebula | NGC6894 | RA (J2000) | 20 16 23.9 |
| Constellation | Cygnus | Dec | +30 33 53.1 |
| Size (arcsec) | 44 | Other names | PK 069-02.1 |
| Mag (V) | 12.3 | VV 254 | |
| Surface Brightness (mag/arcsec2) | 20.25 |
HAG 24" RC, SBIG STF-8300M, LHires II, 300gr/mm, 1800 sec, 2019-07-28@22:36
Strong nitrogen, some sulphur DSS2 image, 10 arcmin square
The spectrum clearly sgows a ring structure
115 / 187 (pg 37)