Spectra of Planetary Nebulae
| Nebula | M4-11 | RA (J2000) | 18 54 17.6 |
| Constellation | Scutum | Dec | -10 05 14.4 |
| Size (arcsec) | 44 | Other names | PK 024-05.1 |
| Mag (V) | 16.6 | Sa 2-373 | |
| Surface Brightness (mag/arcsec2) | 24.6 |
HAG 24" RC, SBIG STF-8300M, LHires II, 300gr/mm, 2 x 1800 sec, 2021-08-28@21:29
No nitrogen DSS2 image, 10 arcmin square
58 / 187 (pg 119)