NGC 2346 (another designation - PK 215 + 3.1 ) is a planetary nebula in the constellation Unicorn . The central star is a very close pair of stars orbiting each other with a period of 16 days. The nebula is unusually bright in the infrared.
| NGC 2346 | |
|---|---|
| planetary nebula | |
 | |
| Research history | |
| Discoverer | William Herschel |
| opening date | March 5, 1790 |
| Designations | NGC 2346 , PK 215 + 3.1 |
| Observational data ( Age J2000.0 ) | |
| Right ascension | |
| Declination | |
| Visible magnitude (V) | 11.6 |
| Photographic magnitude (V) | 11.8 |
| Visible Dimensions (V) | 0.87 ' |
| Constellation | Unicorn |
| physical characteristics | |
| Spectral class | |
This object is one of those listed in the original edition of the New General Catalog .
See also
- List of Messier objects
- New shared directory
Links
- Information in English and French from the original “ New General Catalog ”
- Information (Eng.) From the Revised New General Catalog
- SIMBAD
- VizieR (English)
- NASA / IPAC Extragalactic Database
- NGC 2346 List of Publications