M 1-92
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Protoplanetary nebula M 1-92 |
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| Photo from the Hubble Space Telescope | |
| AladinLite | |
| Constellation | swan |
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Position equinox : J2000.0 |
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| Right ascension | 19h 36m 18.0s |
| declination | + 29 ° 33 '00 ″ |
| Appearance | |
| Apparent brightness (visual) | 11.7 mag |
| Angular expansion | 0 ′, 13 × 0 ′, 27 |
| Central star | |
| Physical data | |
| history | |
| discovery | Rudolph Minkowski |
| Date of discovery | 1946 |
| Catalog names | |
| IRAS 19343 + 2926 | |
M 1-92 , also known as Minkowski's footprint , is a protoplanetary nebula in the constellation Swan . The bipolar nebula has a special shape in the form of two lobes that are formed by emitted material from the central star. Rudolph Minkowski reported on the discovery of the nebula in 1946.
Web links
- Footprint Nebula Observation Page
- Rare Cosmic Footprint . In: Picture of the Week . ESA / Hubble. Retrieved July 13, 2011.
- The spectrum and structure of 'Minkowski's footprint' - M 1-92 , bibcode : 1975ApJ ... 200 .... 1H
Individual evidence
- ↑ Rudolph Minkowski : New Emission Nebulae , bibcode : 1946PASP ... 58..305M