For NDA 2023 examination, a student need to have age between 16.5 years to 19.5 years. For the NDA-1, the candidate will required to be born between 2 July 2004 to 1 July 2007.  For the NDA-2, the candidate will be required to born between 2 January 2005 to 1 January 2008.

As you see, you have born some months before the required age range, you won't be eligible for the NDA 2023.

For more information regarding NDA 2022 consider the link below:

https://competition.careers360.com/articles/nda-eligibility-criteria

I hope this helps. Wish you a great day!