Students who have registered for INO:

INO 2020 HALL TICKETS ARE NOW AVAILABLE. Please login to download. Hall tickets will NOT be sent by email or post.

Please check that all details in your hall ticket (name, gender, date of birth, chosen centre of examination, qualified subjects, preference for OCSC/IMOTC, etc.) are correct. In case of any discrepancy, please write to at the earliest.


Please bring a printed and signed copy of the hall ticket (with your photo affixed on it) to gain admission to the examination venue. You will also need to bring a photo ID and proof of date of birth (issued by a competent government authority) for verification purposes. Failure to do so may result in disqualification from INO 2020.

The full addresses of the INO centres are available here. The location of the centre on a map is also provided on the hall ticket through a QR code.

Please read carefully and follow the instructions and procedural rules accompanying the Hall Ticket. For calculator usage, please consult the list of allowed calculators.

Students who have NOT registered:

You have been disqualified from appearing in INO 2020.

Candidates appearing for Indian National Junior Science Olympiad (INJSO) 2020 should note that they are also eligible to appear for the International Astronomy Olympiad Selection Process (IAOSP) 2020, leading up to the selection for International Astronomy Olympiad (IAO) 2020. This examination will be held concurrently with the Indian National Astronomy Olympiad (INAO) as per the given schedule.

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Examination Schedule

NoSubjectDate of ExamTime
1AstronomySaturday, February 109:00 to 12:00
2Junior ScienceSaturday, February 113:30 to 16:30
3ChemistrySaturday, February 113:30 to 16:30
4PhysicsSunday, February 209:00 to 12:00
5BiologySunday, February 213:30 to 15:30