NAVNEET Sir
My DOB is 13/10/1976 ,17.10 hrs Chennai

Nakshatra mrigasrisha fell on September 17- 18 th ( birth month started )
and also on( month end )of my birth month
falls on October 14th night 8.47pm to 15 October evening.

Out of two which is correct ?
One closer to my dob 13 October, 14-15 October is correct and i should offer prayers do archana in my name?

Or seek blessings of saints?