Palomar 2
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Globular cluster Palomar 2 |
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| Photo from the Hubble Space Telescope | |
| AladinLite | |
| Constellation | Carter |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 04 h 46 m 05.91 s |
| declination | + 31 ° 22 ′ 53.4 ″ |
| Appearance | |
| Brightness (visual) | 13.04 mag |
| Physical data | |
| Radial velocity | −135.97 ± 1.55 km / s |
| distance | 27.2 kpc |
| Metallicity [Fe / H] | −1.30 |
| history | |
| discovery | Albert George Wilson |
| Discovery date | 1955 |
| Catalog names | |
| C 0443 + 313 • 2MASX J04460579 + 3122510 | |
Palomar 2 is a globular cluster in the constellation Fuhrmann in the northern sky about 89,000 light years away from the solar system. He is a member of a group of 15 globular clusters, also called Palomar clusters , which were found in images from the 1950s during the Palomar Observatory Sky Survey .
The object was discovered by Albert George Wilson in 1955 .
Web links
- astronews.com: Picture of the day April 16, 2013
Individual evidence
- ↑ Search results for Palomar 2 . In: Astronomical database . SIMBAD. Retrieved April 17, 2013.
- ^ A b William E. Harris: A Catalog of Parameters for Globular Clusters in the Milky Way . In: Astronomical Journal . tape 112 , no. 4 , 1996, pp. 1487–1488 , doi : 10.1086 / 118116 , bibcode : 1996AJ .... 112.1487H .
- ^ A b Eugene Vasiliev: Proper motions and dynamics of the Milky Way globular cluster system from Gaia DR2 . In: Monthly Notices of the Royal Astronomical Society . tape 484 , no. 2 , 2019, p. 2832–2850 , doi : 10.1093 / mnras / stz171 , arxiv : 1807.09775 , bibcode : 2019MNRAS.484.2832V .
- ↑ A unique cluster: one of the hidden 15 . In: ESA / Hubble Picture of the Week . Retrieved April 17, 2013.
- ↑ George Ogden Abell : Globular Clusters and Planetary Nebulae Discovered on the National Geographic Society-Palomar Observatory Sky Survey , bibcode : 1955PASP ... 67..258A