AFGL 2591
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AFGL 2591 |
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| Observation data Epoch J2000 |
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|---|---|
| Constellation (pronunciation) |
Cygnus |
| Right ascension | 20h 29m 24.9s |
| Declination | +40° 11' 21"' |
| Apparent magnitude (V) | 44 |
| Characteristics | |
| U-B color index | ? |
| B-V color index | ? |
| Variable type | None |
| Astrometry | |
| Distance | 3261.6 Ly |
| Details | |
| Mass | ? M☉ |
| Radius | 5 R☉ |
| Surface gravity (log g) | ? |
| Luminosity | 20.000 L☉ |
| Temperature | ? K |
| Metallicity | ? |
| Rotation | ? |
| Age | 1 million years |
| Other designations | |
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IRAS 20275+4001, RAFGL 19.
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| Database references | |
| SIMBAD | data |
AFGL 2591, new born blue star rejecting the nebula from which it originated.
[edit] References
- http://e-collection.ethbib.ethz.ch/ecol-pool/dipl/dipl_302.pdf
- http://jumk.de/astronomie/big-stars/afgl-2591.shtml
- http://cxc.harvard.edu/target_lists/cycle7/abstracts_cycle7.html
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