NGC 4401
| Emission nebula | |
|---|---|
| NGC 4401
|
|
|
|
| SDSS | |
| AladinLite | |
| Constellation | Hunting dogs |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 25 m 57.6 s |
| declination | + 33 ° 31 ′ 42 ″ |
| Appearance | |
| Ionizing source | |
| Type | H-II area / super association |
| Physical data
|
|
| Affiliation | Part of the galaxy NGC 4395 |
| Redshift | 0.000981 |
| Radial velocity | 294 km / s |
|
history
|
|
| discovery | Wilhelm Herschel |
| Date of discovery | January 2, 1786 |
| Catalog names | |
| NGC 4401 • GC 2962 • H V 29 (2) • h 1252 • | |
NGC 4401 is an H-II region with a giant star association in the galaxy NGC 4395 . It was discovered on January 2, 1786 by the German-British astronomer Wilhelm Herschel and is the brightest H-II region in the galaxy NGC 4395.
See also
Web links
- Dr. Harold G. Corwin, Jr .: spider.ipac.caltech.edu. In: Infrared Processing and Analysis Center. Retrieved August 8, 2008 .
- Revised NGC Data for NGC 4401. In: SEDS. Retrieved August 8, 2008 .
Individual evidence
- ↑ NASA / IPAC EXTRAGALACTIC DATABASE
- ↑ Seligman
- ↑ Matthias Juchert: observation night of April 13-14, 2004. In: www.Serifone.de. April 13, 2004, accessed August 8, 2008 (German).