IC 3568
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Planetary nebula data from IC 3568 |
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| Photo from the Hubble Space Telescope | |
| AladinLite | |
| Constellation | giraffe |
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Position equinox : J2000.0 |
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| Right ascension | 12h 33m 06.9s |
| declination | + 82 ° 33 ′ 49 ″ |
| Appearance | |
| Apparent brightness (visual) | 11.1 mag |
| Apparent brightness (B-band) | 11.4 mag |
| Angular expansion | 0.17 ′ × 0.17 ′ |
| Central star | |
| designation | HD 109540 |
| Apparent brightness | 20.0 mag |
| Spectral class | Pd |
| Physical data | |
| Redshift | (−133 ± 7) · 10 −6 |
| Radial velocity | (−39.3 ± 2.0) km / s |
| history | |
| discovery | Robert Grant Aitken |
| Date of discovery | August 31, 1900 |
| Catalog names | |
| IC 3568 • PK 123 + 34.1 • UGC 7731 • PGC 41662 | |
IC 3568 , also known as the Lemon Slice Nebula , is a planetary nebula in the constellation Giraffe . It was discovered on August 31, 1900 by the American astronomer Robert Grant Aitken . The nebula was also (incorrectly) included in the Uppsala General Catalog and Principal Galaxies Catalog , which otherwise only contain galaxies.
Web links
Commons : IC 3568 - Collection of Images, Videos and Audio Files
