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Loading content29 Capricorni is a red giant in the constellation Capricornus (Capricorni), lying about 611.9 light-years from Earth.
Class M. Cool red stars. The most common type in the galaxy, ranging from red dwarfs to red giants. Such stars have surface temperatures around 2,400–3,700 K and appear red to the eye.
| Spectral type | M2III |
| Luminosity class | III |
| Apparent magnitude | 5.31 |
| Absolute magnitude | -1.06 |
| Luminosity (Sun = 1) | 230 |
| Colour index (B−V) | 1.639 |
| Distance | 611.9 ly (187.62 pc) |
Values are real catalogue data; fields without a reliable value are omitted, never estimated.
A red giant is an evolved star that has exhausted core hydrogen and expanded enormously, cooling at its surface as it fuses heavier elements in shells.
Facts on this topic will be cited from these primary and reference sources.
Aggregated, openly-licensed star catalogue combining Hipparcos, the Yale Bright Star Catalogue, and the Gliese Catalogue of Nearby Stars.
High-precision parallax, magnitude, and position for ~118,000 stars.