On this page, you can submit your solution to the qualification round and participate in IAAC 2019. If you did not yet solve the problems, please solve them and come back here to submit your solution. Please make sure to enter all information correctly. The blue boxes give you important information and further details while filling out the submission form.

Thank you! Important: You can check your submission status, your results, your certificates, and all other important information and announcements online at your personal status page:

Share IAAC! Make sure to share this opportunity with your family, with your classmates, with your friends, and on social media:

Please also inform your school and teachers about IAAC - there are several materials for teachers as well as special school awards. Also, you might consider to become an official IAAC ambassador in your country in order to inspire other youths for astronomy, astrophysics, and science: More Information

There was an error with your submission! This could have one of the following reasons:
  • Your submission file was too big. Please compress the file!
  • To your email exists already a submission. Every submission has to have a seperate email. You can check your submission status here: Status Check
  • The connection timed out. Please make sure to have a working internet connection.
  • The submission deadline is already over (14. April 2019, 23:59 UTC+0).
  • There was an error with your name. Only English characters are allowed. Do not use non-English characters (for exmaple symbols from Hindi, Arabic, Russian, Chinese, Japanese, Vietnamese, etc.) to avoid issues.
Please try again! If you are still facing problems, please follow these steps: (1) Check whether your submission was already successful on this page: Check Status. (2) Try a different browser, try a different computer or laptop, or try to compress your file. Make sure that you have a good and working internet connection. (3) If nothing works, please contact us.
The submissions period for this year's competition is over. Thank you.

Full Name

IMPORTANT: Make sure to write your full name (forename and surname) correctly. This name will be used for the participation, finalist, and winner certificates! Only English characters are allowed: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z a b c d e f g h i j k l m n o p q r s t u v w x y z. Do not use non-English characters (for exmaple symbols from Hindi, Arabic, Russian, Chinese, Japanese, Vietnamese, etc.) to avoid misspelling.


Information: We will send you all important information to this email address. Make sure to check the spam folder to receive emails from *! You can also check the status of your submission online: Status

Date of Birth

IMPORTANT: It is important that you enter your correct date of birth! There are two age categories: Junior (under 18 years on 14. April 2019) and Youth (over 18 years on 14. April 2019). Depending on your age category you will have to score a few more points to qualify for the next round. We will verify the age of all finalists and winners!


City or Region

Information: Please select the country and city in which you are currently studying.

Name of School or Institute

Email of School or Institute (optional)

IMPORTANT: Please write your full official school/institute name! We will use this name and the school email to identify participants from the same school and use this for the school awards. If other students from your school are participating too, please talk to the other students or to your teacher so that you all write the same name.

Your Solution for the Qualification Round 2019

IMPORTANT: Please upload a file with your solution to the qualification round. The file may be typed digitally or it may be a clear picture of your handwritten notes. Following file types are allowed: PDF, JPG, JPEG, PNG. We do NOT accept DOC, DOCX, ZIP, etc. files. The files have to be smaller than 10 MB.

(Do you have mutiple pictures?) If you have multiple pictures, please combine the pictures to a single PDF file. You can do that with this online tool: ImgToPdf

(Do you have a Word file?) If you have typed your solution with Microsoft Word (.doc, .docx), please convert the file to PDF. You can do that on your computer or with this online tool: iLovePdf Convert

(Your file is too big?) If your file is bigger than 10 MB, please compress your file to a smaller size. You can use following online tool to compress PDF files: iLovePdf Compress

Password (for Submission Status Login)

Information: Your password has be at least eight characters long! You will need your password to check your submission status, your results, and your certificates online: Status Page Login

Your IAAC Ambassador (optional)

Information: This field is optional. Please select an ambassador if you had personal contact or communication with one of the ambassadors. Do not select a person if you do not know any ambassador personally.

I agree to the Rules and Data Policy of the IAAC 2019.