Reference: http://www.mypancha ng.com/
Lord surya
(sun) incarnated as lord vishnu on this day. Lord vishnu is decorated
as lord sun on this day. Most vishnu temple will decorate lord vishnu
as lord sun (Alankaram) on this day. Most temples will perform
'Aruna prashna' parayana on this day. Please
visit your nearest vishnu or sun temple. If you are in seattle area
please visit http://www.htccwa. org ( Hindu Temple and Cultural
Center, WA) on this day.