| Nebula | |
|---|---|
 Planetary Nebula Jones-Emberson 1 (PK164+31.1). | |
| Observation data: J2000 epoch | |
| Right ascension | 07h 57m 51.628s[1] |
| Declination | +53° 25′ 16.96″[1] |
| Distance | 1600 ly |
| Apparent magnitude (V) | 14 |
| Apparent dimensions (V) | 400 arc seconds[2] |
| Constellation | Lynx |
| Designations | PK164+31.1, PN ARO 121,[1] Headphone Nebula[2] |
Jones-Emberson 1 (PK 164+31.1), also known as the Headphone Nebula, is a 14th magnitude planetary nebula in the constellation Lynx at a distance of 1600 light years. It is a larger planetary with low surface brightness. The 16.8-magnitude central star is a very blue white dwarf.
- ^ a b c "PN ARO 121". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2009-12-07.
- ^ a b Moore, S. L.; Jones, A.; Privett, G.; Arditti, D. (2011). "Jones-Emberson 1, the 'Headphone Nebula'". Journal of the British Astronomical Association. 121 (6). SAO/NASA Astrophysics Data System (ADS): 369–370. Bibcode:2011JBAA..121..369M. Retrieved 13 July 2024.