11 Trianguli
11 Trianguli is a solitary star located in the northern constellation Triangulum, with an apparent magnitude of 5.55. The star is situated 281 light years away but is approaching with a heliocentric radial velocity of . It is probably on the horizontal branch fusing helium in its core, and is calculated to be about  old. It has a stellar classification of K1 III. It has 2.446 times the mass of the Sun and 12.055 times the radius of the Sun. It shines at 54.6 times the luminosity of the Sun from its photosphere at an effective temperature of . References

K-type giants
Triangulum
Trianguli, 11
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011432
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Durchmusterung objects