This year on the 28th of November 2012 – Karthigai Month, Karthigai star is the thirunakshatram of Thirumangai Azhwar. Here is an article about Thirumangai azhwar and Swami Desikan.
Also Read:
http://anudinam.org/2011/12/08/kaliyanum-kavitharkiga-simhamum/
http://anudinam.org/2012/11/27/kaliyan-sonna-madakili-swami-desikan/