Sh 2-279
| Nebula | |
|---|---|
Sh-279 as taken from the Mount Lemmon Observatory | |
| Observation data: J2000.0 epoch | |
| Right ascension | 05h 35m 16.2s |
| Declination | −04° 47′ 07″ |
| Distance | 1,500 ly |
| Apparent magnitude (V) | 7.0 |
| Apparent dimensions (V) | 40′×25′ (1977) arcmins |
| Constellation | Orion |
| Physical characteristics | |
| Radius | ~7.5 ly (1977), 2 ly (1975) 1 ly (1973) ly |
| Designations | Sh-279, NGC 1977-73-75 |
Sh 2-279 (alternatively designated S279 or Sharpless 279) is an HII region and bright nebulae that includes a reflection nebula located in the constellation Orion. It is the northernmost part of the asterism known as Orion's Sword, lying 0.6° north of the Orion Nebula. The reflection nebula embedded in Sh 2-279 is popularly known as the Running Man Nebula.