Spectra of Planetary Nebulae
| Nebula | M3-25 | RA (J2000) | 18 15 17.0 |
| Constellation | Serpens | Dec | -10 10 09.4 |
| Size (arcsec) | stellar | Other names | PK 019+03.1 |
| Mag (V) | n/a | Sa 2-318 | |
| Surface Brightness (mag/arcsec2) | n/a |
HAG 24" RC, ZWO ASI2600MM Pro, LHires III, 300gr/mm, 3 x 300 sec, 2024-08-24@22:22
Argon, helium, sulphur, weak Hβ DSS2 image, 10 arcmin square
64 / 206 (pg 193)