Euro-Asian Astronomical Society
The International Astronomy Olympiad
2026












XXX  International  Astronomy  Olympiad

Andizhan (Uzbekistan), December 6-14, 2026.
 


Important  dates

Application  documents  list

Program

[LOC web-site]

I A O
2 0 2 6
L O C

[LINE WITH OWL]

What should be submitted Deadlines, explanations, and links to documents
Pre-application.
Short report
According to the rules, the regular (not shifted) deadline for receiving pre-application information by the Organizing Committee is defined as 18 weeks before the Olympiad.

Given the late announcement of the dates and venue of the IAO-2026, the deadlines were shifted. The short report about National Olympiad and pre-application may be submitted 1-3 weeks before the application is submitted.
  • Pre-application form
    (Excel file with explanations how to fill; please, save the table in format not later Excel-2016.) You may fill this form or send the requested information to organizers in arbitrary form.

  • Data about National Astronomy Olympiad:
    Short report (see Supplementary Instructions N 10) or info in the pre-application form. Submitting the report is optional. Nevertheless, some infromation about the system of the National Olympiad will be helpful for the IAO Committee and should be included into the pre-application file.
E-mails for sending the pre-applications and reports Please, use both e-mails.
Resolution Normally the Chairman of the Olympic Committee will issue resolution about possibility for the country to send full (or not full) team to the IAO (i.e. solution about the representation quota: according to # 5.2.1. or to # 5.2.2. of the Statutes/Regulations the team may be form).
Temporary rule for IAO-2026: any country may send full team of 6 contestants.
Application file.
Personal data file.
Scans of passports.
Photos
According to the rules, the regular and late deadlines for for receiving by LOC all the application documents, personal data and scans of passports of proposed participants, team leaders and observers (maybe with some extra persons for reserve) are defined as 13 weeks before and 9 weeks before the Olympiad respectively.

Offently Local Organizing Committees find possibilities to shift these dates to later dates.

Some very late applications may be not accepted.
Regular deadline:
September 5, 2026,
shifted to:
October 19, 2026,
24h of local time (UT+5).
Late deadline:
October 3, 2026,
shifted to:
November 12, 2026,
24h of local time (UT+5).
Very late applications:
since October 4, 2026,
shifted to:
since November 13, 2026,
00h of local time (UT+5).

  • Application form
    (Excel file with explanations how to fill; please, save the table in format not later Excel-2016).

  • Personal data
    (Excel file with explanations how to fill; please, save the table in format not later Excel-2016).

    and for every contestant, team leader, and observer:

  • colored scan of passport (that must obligatory include name(s), surname, date of birth, sex, photo, signature and confirmation of nationality). The resolution of the scanning should be at least 150dpi for documents of passport size and larger, 300dpi for smaller sized documents. The image should be in format *.jpg only, and not *.pdf, not *.bmp, not *.tif, etc. More detailed about the documents and their scans.

  • colored photo of the face. It is assumed that the photos will approximately meet the standard of ICAO with the sharp image of the face itself at least 360x240 pixels. The image should be in format *.jpg only, and not *.pdf, not *.bmp, not *.tif, etc. More detailed about the photos.
E-mails for sending applications with the personal data and passport scans. Please, use all three e-mails.
Translation of
rules, regulations,
and instructions
An integral part of the application, which, however, can be sent a little later, is the translation of the necessary rules, regulations and instructions for participants and jury members from English (and in some cases, as an alternative, also from Russian) into the national language.

These translations may be sent:
2 weeks later
than
the regular application.
1 week later
than
the late application.
1 week later than
the very late application
but before November 29.

  • A part of Instructions for a team leader who translates round problems.
    Green text in the document have to be translated into native languages of participants (please, save the original Word format and save in version not later Word-2016).


  • Rules and Regulations for a participant of the Olympiad
    that have to be translated into native languages of participants (please, save the original Word format and save in version not later Word-2016).
    All paragraphs of the text, including the technical ones, are the subject for translation. Blue highlighted words are quotes, that have to be transferred to the translated text unchanged in original English words.
E-mails for sending necessary translations of the rules, regulations, and insructions. Please, use both e-mails.
Fees payment Online participating teams have to pay participation fees by bank transfer:
Regular deadline:
November 20, 2026.
Late deadline:
November 27, 2026.
Very late payment:
Not provided.
On-site participating teams can pay for their accommodation fees also by bank transfer by the mentioned above deadlines or in cash upon arrival. Please contact LOC for more information about the bank transfer. If you have any problems with the date or the payment methods, please also contact LOC.
Cheking necessary connections Online participating teams have to to establish necessary connections between the teams' technical assistants and Organizing Committee, testing the equipment and procedures. It has to be done on December 1–4, 2026.
Arrival and departure information Information about the arrival and departure of the on-site participating teams should be sent by arriving teams as soon as possible. Late information may lead to impossibility to pick up in time the arriving teams.


Tentative schedule

(Corrections are possible)

[LOC web-site]

I A O
2 0 2 6
L O C

[LINE WITH OWL]

Day Date On-site participation,
on-site jury members of online teams
Online participation
Day 1 Sunday, December 6 Arrival to the venue
of the XXX IAO.
Arrival to host towns
at the participating countries.
Day 2 Monday, December 7 Opening ceremony. Online opening ceremony.
Day 3 Tuesday, December 8 Theoretical round.
Jury work.
Theoretical round.
Team leader work.
Day 4 Wednesday, December 9 Observational round.
Jury work.
Day 5 Thursday, December 10 Round with maps and images.
Jury work.
Round with maps and images.
Team leader work.
Day 6 Friday, December 11 Practical round.
Jury work.
Practical round.
Team leader work.
Possible online teams departure.
Day 7 Saturday, December 12 Finalization results.
Midnight: Final Jury meeting.
Day 8 Sunday, December 13 Closing ceremony. Online closing ceremony.
Day 9 Monday, December 14 Departure of the teams.


[LINE WITH OWL]

[The IAO Web-site]
[LINE WITH OWL]
    Dr. Michael G. Gavrilov, Founding Chairman of the International Astronomy Olympiad,
    ISSP of Russ. Acad. Sci., Academician Ossipyan street 2, 142432 Chernogolovka, Moscow region, Russia.

    URL: http://www.issp.ac.ru/iao/2026/
    e-mail: gavrilov@issp.ac.ru
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