NGC 3699
|
Planetary Nebula NGC 3699 |
|
|---|---|
|
|
| Image of the planetary nebula NGC 3699 using the ESO Faint Object Spectrograph and Camera mounted on the New Technology Telescope . | |
| AladinLite | |
| Constellation | centaur |
|
Position equinox : J2000.0 |
|
| Right ascension | 11h 27m 57.1s |
| declination | -59 ° 57 ′ 29 ″ |
| Appearance | |
| Apparent brightness (visual) | 11.3 mag |
| Apparent brightness (B-band) | 11.0 mag |
| Angular expansion | 0.75 ′ × 0.75 ′ |
| Central star | |
| designation | HD 306491 |
| Apparent brightness | +14.3 mag |
| Spectral class | P |
| Physical data | |
| Redshift | −0.000053 |
| Radial velocity | −15.8 km / s |
| history | |
| discovery | John Herschel |
| Date of discovery | April 1, 1834 |
| Catalog names | |
| NGC 3699 • PK 292 + 1.1 • ESO 129-PN21 • GC 2432 • h 3345 • AM 1125-594 | |
NGC 3699 is a planetary nebula in the constellation Centaur in the southern sky and has an angular extent of 0.75 'and an apparent magnitude of 11.0 mag.
The object was discovered on April 1, 1834 by John Herschel .
Web links
- astronews.com: Picture of the day December 14, 2015