Talk:61 Virginis

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Age determination[edit]

The following 2008 reference gives age estimates of 6.1 and 6.6 Gyr, which is significantly different from the currently listed value.

Mamajek, Eric E.; Hillenbrand, Lynne A. (November 2008). "Improved Age Estimation for Solar-Type Dwarfs Using Activity-Rotation Diagnostics". The Astrophysical Journal 687 (2): 1264–1293. Bibcode:2008ApJ...687.1264M. doi:10.1086/591785. 

Thanks.—RJH (talk) 23:08, 15 February 2010 (UTC)