LL Pegasi
Variable star in the constellation Pegasus / From Wikipedia, the free encyclopedia
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LL Pegasi (AFGL 3068) is a Mira variable star surrounded by a pinwheel-shaped nebula, IRAS 23166+1655, thought to be a preplanetary nebula. It is a binary system that includes an extreme carbon star. The pair is hidden by the dust cloud ejected from the carbon star and is only visible in infrared light.[7]
Quick Facts Constellation, Right ascension ...
Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
---|---|
Constellation | Pegasus |
Right ascension | 23h 19m 12.607s[2] |
Declination | +17° 11′ 33.13″[2] |
Characteristics | |
Evolutionary stage | Asymptotic giant branch[3] |
Spectral type | C[4] |
Variable type | Mira[5] |
Astrometry | |
Distance | 1,300[3] pc |
Details | |
Radius | 1,074[6] R☉ |
Luminosity | 10,900[6] L☉ |
Temperature | 1,800[6] K |
Other designations | |
Database references | |
SIMBAD | data |
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