The noon sun is not directly overhead i.e. at 90 degrees except during a short period due to precision of the earth, sun oscillating between the equinoxes. Tanjore's lattitude, 10 deg 47 min is crossed twice, during dakshinayana and uttarayana. If no shadow falls on the ground when the sun is within 44 deg. from the true vertical, then the vimana's shadow will fall within the gopuram's base throughout the year during "local" noon.
> Which Uriayur is the one mentioned here. Is this the one in Trichy or
of course its uraiyur of trichy
The famous temples like Sri Azhagiya Manavala Perumal ( 1 of the 108 divya desams),Panchaverneswara temple,( then karai thevara sthalam) and Vekkaliamman temple are situated here.
legend has it that due to a curse a sandstorm hit the town and destroyed every roof in the town. so even vekkali amman has no roof above her