| Nebula | M3-27 | RA (J2000) | 18 27 48.2 |
| Constellation | Hercules | Dec | +14 29 06.0 |
| Size (arcsec) | stellar | Other names | PK 043+11.1 |
| Mag (V) | 13.2 | ||
| Surface Brightness (mag/arcsec2) | n/a |

| HAG 24" RC, SBIG STF-8300M, Lhires III, 300 gr/mm, 3 x 600 sec, 2021-05-31@22:02 |
| No nitrogen, weak oxygen, some helium |
DSS2 image, 10 arcmin square
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68 / 209 (pg 93) |