Hello Aspirant ,

Yes , you are going to be eligible to attempt NDA 2 (September) 2022 as the age limit for NDA 2 2022 is  16.5-19.5 years old which means a student  should be  born in between January 2, 2004 to January 1, 2007 and  since you were born  after fulfil this  age limit i.e born on 21 October  2004 you are eligible .

You will be eligible for NDA in 2023 .

For more details about NDA visit :

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

Hope this helps.