IOAA 2020 Exam Date

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IOAA 2020 Date

If you are preparing for the International Olympiad on Astronomy and Astrophysics (IOAA), it is important to know IOAA 2020 dates. IOAA is an international competition to encourage students who are proficient in Mathematics and Physics. As per the latest information, IOAA 2020 will be arranged at Bogota, Colombia from 13th September (Sunday) to 22nd September 2020. 

IOAA is a great chance for the young generation to select astronomy for further studies. The aspirants have to accomplish 4 stages to participate in the final round. Therefore, note down the essential information and highlight the important IOAA 2020 dates. 

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Essential IOAA 2020 Dates to Highlight 




2nd August

Entire day

Arrival and Registration 

3rd August 


Opening ceremony



IBM1 Data inspection discussion


Free time 

Data examination translation 

4th August


Data analysis contesting

IBM2 discussion on night observation


Observe the telescope

IBM3 discussion on the theory 


First time night sky observation 

Night observation and theory translation 

5th August






Second time night sky observation 

6th August


Theory competition 

IBM4 Planetarium discussion and translation + Day observation


Free time 

IBM5 team contesting, discussion and translation 


Data analysis rectification

7th August


Planetarium Competition and day observation 



Team competition 


Farewell party 

Night observation, theory rectification and farewell party 

8th August



Final meeting regarding IBM6 Organizational discussion 




Planetarium and theory corrections + day observation 

9th August


Enjoy the beauty of Lake Balaton 



Free time 

IBM7 final scoring and IBM8 concluding meeting 


Finishing ceremony 

10th August

Entire day 


The aspired pupils are required to enrol their names for NSEA to participate in the IOAA. If the test schedule allows, one candidate can apply for the multiple subjects. The applicant has to make sure that he or she satisfies the eligibility criteria; otherwise, inaccurate information may disqualify the student.

5 Stages of International Olympiad on Astronomy and Astrophysics

  • Stage 1: National Standard Examination in Astronomy (NSEA)

  • Stage 2: Indian National Astronomy Olympiad (INAO)

  • Stage 3: Orientation cum Selection Camp (OCSC)

  • Stage 4: Pre-departure Training Camp (PDT)

  • Stage 5: International Olympiad in Astronomy and Astrophysics (IOAA)

Each of the stages mentioned above is different from each other. NSEA is the first stage that candidates have to clear in order to appear in the 2nd stage. NSEA or National Standard Examination in Astronomy is organized by IAPT or Indian Association of Physics Teachers. The dates for NSEA have been published by the authority and the examination will be held from 2:00 PM - 4:00 PM in November. 

Eligibility Criteria for NSEA

  • To appear in the International Astrophysics Olympiad, the age of the candidates has to be less than 20 years.

  • Only the students who haven’t cleared the 12th standard exam will be eligible for the competition.

  • The applicant must be studying and residing in India since 30th November 2018. 

The Important Dates of NSEA 2020 

Important Events 

Starting Date 

Ending Date 

Registration for NSEA 

1st August 2020

20th August 2020

Name enrollment 

21st August 

15th September 2020

Last payment date 

18th September 2020

NSEJS exam date

17th November 2020


24th November 2020

Result out 

18th December 2020

Display of final list of candidates 

25th December 2020

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Only the successful candidates of stage 1 will be eligible for stage 2 that is INAO. The 2nd stage will be held by HBCSE or the Homi Bhabha Centre for Science Education. HBCSE will release the confirmed dates officially. Here you will get the expected dates of INAO 2021. 

Note the Expected Dates of INAO 2021 

Important Events 

Expected Dates 

Last date of registration for INAO

2nd week of January 2021

Commencement of INAO

1st week of February 2021

The publishing date of the answers 

Within a few days

Last date to receive feedback on the answers

2nd week of February

INAO result 

3rd week of February 

Last of re-evaluation 

4th week of February 

Final scores and the publication of OCSC list

1st week of March 

If you wish to take part in IOAA, start taking preparation from now. To gain deeper insights, you can follow a standard IOAA book available in different e-stores.

Expected Dates of OCSC for the Candidates 


Expected dates


2nd week of April


22nd April-9th May

Junior Science

2nd May-17th May


29th May-8th June


29th May-8th June


29th May-8th June

Essential Dates of IOAA Stage 5 

Internal Olympiad 

No of Final Candidates 

International Biology Olympiad (IBO)


International Physics Olympiad (IPhO)


International Olympiad on Astronomy and Astrophysics (IOAA)


International Junior Science Olympiad (IJSO) 


International Chemistry Olympiad (IChO)


FAQ (Frequently Asked Questions)

1. How to Get the Confirmed Dates of IOAA?

To get the final dates of IOAA, you will have to visit the official sites of IAPT and HBCSE. However, we have updated the expected dates as per the previous exam venues. Due to the COVID-19 outbreak, IOAA 2020 dates may change. In that case, we will inform you about the latest schedule. As IOAA is an international competition, it would be wise for you to highlight the dates for better preparation. As soon as the final dates are released, we will upload them on our website for the candidates.

2. Why is the IOAA Exam Important?

IOAA or International Olympiad on Astronomy and Astrophysics is an important competition for the students having a great interest in astronomy. This high-standard contest offers a golden opportunity for the meritorious students to study and research further in the field of Astronomy and Astrophysics. If you have great command over Physics and Mathematics, you can opt for IOAA competition. Just follow the IOAA 2020 dates and brush-up your knowledge. You are advised to go through the study material prescribed for IOAA 2020. Prepare well and represent your country worldwide in the field of science.