Magnitude 8.35 Apparent magnitude (V) 8.35 | Constellation Triangulum | |
Similar HD 12661, HD 128311, Delta Trianguli, Iota Trianguli | ||
HD 9446 is a star located about 172.8 light-years away in the constellation of Triangulum. It is a G-type main sequence star with a stellar classification of G5V. The physical properties this star appear similar to the Sun, making it a candidate as a solar analog. However, the measured abundance of elements with more mass than helium is above the accepted range. The amount of activity measured in the chromosphere corresponds to a star with a rotation period of about 10 days.
Contents
Sun comparison
This chart compares the sun to HD 9446.
Planetary system
On 5 January 2010, scientists announced the discovery of two planets orbiting around HD 9446.
References
HD 9446 Wikipedia(Text) CC BY-SA