They contract and dim along the Hayashi track, decreasing in luminosity but staying at roughly the same temperature, until reaching the main sequence directly or by passing through the Henyey track.
track | 2009 UCI Track Cycling World Championships | bonus track | race track | United States high school national records in track and field | 8-track tape | Short track speed skating | short track speed skating | Hialeah Park Race Track | Old Dalby Test Track | Oaklawn Park Race Track | Race track | NCAA Women's Outdoor Track and Field Championship | USA Outdoor Track and Field Championships | Short track speed skating at the 2010 Winter Olympics | Road & Track | NCAA Women's Indoor Track and Field Championship | Kokoda Track campaign | 4-track | 2013–14 UCI Track Cycling World Cup | USA Track & Field | Track (CD) | NATO Double-Track Decision | FIL World Luge Natural Track Championships 1979 | FIL European Luge Natural Track Championships 1978 | 2013 USA Outdoor Track and Field Championships | Wollongong to Thirroul Bike Track | UCI Track Cycling World Championships – Men's madison | Track Records | title track |