Pease 1
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Planetary nebula Pease 1 |
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.jpg)
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| Photo from the Hubble Space Telescope | |
| AladinLite | |
| Constellation | Pegasus |
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Position equinox : J2000.0 |
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| Right ascension | 21h 29m 59.38s |
| declination | + 12 ° 10 ′ 27.5 ″ |
| Appearance | |
| Apparent brightness (visual) | +15.5 mag |
| Angular expansion | 3 " |
| Central star | |
| Physical data | |
| distance | 33600 Lj |
| history | |
| discovery | Francis G. Pease |
| Date of discovery | 1928 |
| Catalog names | |
| PK 065-27 1 • PN G065.0-27.3 • PN VV '550 | |
Pease 1 is a planetary nebula in the globular cluster M15 , about 33,600 light years away in the constellation Pegasus . The nebula was discovered in 1928 by the astronomer Francis G. Pease . It is the first of five planetary nebulae that have been observed in a globular cluster. The nebula has a brightness of 15.5 magnitude and can be observed with a telescope with an aperture of at least 30 cm.
swell
- ↑ simbad
- ↑ a b http://www.astropix.com/HTML/SHOW_DIG/M15_Pease1.HTM
- ^ Storm Dunlop : Atlas of the Night Sky . Collins , 2005, ISBN 0-00-717223-0 .