Shree Ramanuja authorised worships of his forms in three murthies. When he leaves Melakotai in Karnataka,a vighra is made and Ramanujar embraces it and gives it back. This is called "Thamar Ukantha Thirumeni" in Tamil. In SriPerumPuthuthur (his birth place), his disciples make a vighra and he authorises it by giving his Sakti. This is called as "ThAnukantha Thirumeni". The third is His own body worshipped in Srirangam. This is called as "ThAneyAna Thirumeni".
Was he worshipped before he left for Parampadam?