what will be the Starting letter of name of child who born on 21-Dec-08 8:30PM

My sister give birth to a girl on 21-Dec-08 8:30pm. What would be the Starting Letter of the Name.Also please suggest some good hindu girl names for that letter.

[ just for info ] according to Telugu customs , birth star is Chitta and name should start with P or R .
Pallavi , Pratyusha , Pranavi , Prarthana , Pujitha , ....
Ramya(sri) , Ramani , Ranjani , Ranjitha , Raagini , ....

Thanks Raagini