What color is groombridge 1618?
orange-red
Groombridge 1618 is a orange-red main sequence dwarf star of spectral and luminosity type K7 Vne, that has been classed as orange as K5 by the SIMBAD Astronomical Database (which may be using an older reference) and as red as M0.
What type of star is Groombridge 1618?
K-type main sequence star
Groombridge 1618 has a stellar classification of K8 V, which means it is a K-type main sequence star that is generating energy by fusing hydrogen at its core.
What type of star is groombridge?
Groombridge 34 is a binary star system in the northern constellation of Andromeda. It was listed as entry number 34 in A Catalogue of Circumpolar Stars, published posthumously in 1838 by British astronomer Stephen Groombridge.
What constellation is Lalande 21185?
Ursa MajorLalande 21185 / ConstellationUrsa Major is a constellation in the northern sky, whose associated mythology likely dates back into prehistory. Its Latin name means “greater bear,” referring to and contrasting it with nearby Ursa Minor, the lesser bear. Wikipedia
How old is Luyten’s star?
≳8 Gyr
Luyten’s Star
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Metallicity [Fe/H] | −0.16 ± 0.20 dex |
| Rotation | 115.6±19.4 d |
| Age | ≳8 Gyr |
| Other designations |
What type of star is Mizar?
quadruple star system
Mizar /ˈmaɪzɑːr/ is a second-magnitude star in the handle of the Big Dipper asterism in the constellation of Ursa Major. It has the Bayer designation ζ Ursae Majoris (Latinised as Zeta Ursae Majoris). It forms a well-known naked eye double star with the fainter star Alcor, and is itself a quadruple star system.
What Colour is Sirius?
Sirius, also called Alpha Canis Majoris or the Dog Star, brightest star in the night sky, with apparent visual magnitude −1.46. It is a binary star in the constellation Canis Major. The bright component of the binary is a blue-white star 25.4 times as luminous as the Sun.
Does Lalande 21185 have planets?
The planetary system Lalande 21185 hosts at least one planet.
How far away is Luyten B?
12.2 light-years
Luyten b (more commonly known as Gliese 273b) is a confirmed exoplanet, likely rocky, orbiting within the habitable zone of the nearby red dwarf Luyten’s Star. It is one of the most Earth-like planets ever found and is the fifth-closest potentially habitable exoplanet known, at a distance of 12.2 light-years.
What type of star is Altair?
A7VAltair / Spectral type