Official rules for the Bird migration visualization challenge & hackathon


  • Organizer: the European Network for the Radar Surveillance of Animal Movement (ENRAM)
  • Hackathon/challenge: the bird migration visualization challenge & hackathon that takes place from 25 to 27 March 2015 at the University of Amsterdam, Faculty of Science, Science Park 904, 1098XH Amsterdam, the Netherlands. The hackathon is described at
  • Participant: A person who 1) registered for the hackathon at, 2) whose registration was confirmed by the organizer, and 3) who attended the hackathon in person.
  • Team: A group of people working together for the hackathon. Contains minimum 1 and maximum 2 participants, and zero or more (remote) collaborators.
  • Visualization/Submission: An online visual representation of the bird migration case study data created by the team, that meets the submission criteria.
  • Jury: A group of people who will evaluate the submissions and select a winning team and 2 runners-up based on the judging criteria.
  • Winners: the winning team and two runners-up.
  • Winning team: The team whose visualization was ranked first by the jury.
  • Runner-Up: The team whose visualization was ranked second or third by the jury.


  • Deadline for registration: 15 March 2015
  • Hackathon: 25-27 March 2015
  • Deadline for submission: 27 March 2015 at 11:30am CET
  • Winners announced: 27 March 2015 at 14:30 CET


The hackathon is open to everyone over the age of 18 and with their country of residence participating in ENRAM: Austria, Belgium, Bulgaria, Denmark, Estonia, Finland, France, Germany, Greece, Israel, Italy, Malta, Netherlands, Norway, Poland, Portugal, Slovenia, Spain, Sweden, Switzerland, Turkey, or United Kingdom.

You have to attend the full hackathon in person to be eligible. If you work as a team, choose 1 or 2 members of your team to attend: fully remote teams cannot participate. The maximum number of participants (= persons) is 20.


  1. Choose up to 2 members of your team to attend the hackathon in Amsterdam in person (25-27 March 2015). We offer travel reimbursement (conditions apply). Places are limited to 20 persons. Fully remote teams cannot participate.
  2. Register for the hackathon at by clicking the “Register” button. You will need a ChallengePost account to do so. Deadline for registration is 15 March 2015. We will confirm your registration by email.
  3. Review the submission requirements, explore the case study data, and brainstorm with your team how you want to visualize those in a way that is intuitive and can lead to new insights.
  4. Attend the hackathon, collaborate with others, create a online visualization using the case study data, and submit it via before Friday, 27 March 2015 at 11:30am CET.
  5. Present your visualization before the jury and other participants on Friday, 27 March 2015 between 13:00 and 14:30 CET in a 10 minute lightning talk.
  6. Get a chance to win one of the prizes.


Visualization requirements
  1. The visualization presents data from this bird migration case study. At minimum, it makes use of the bird-migration-altitude-profiles dataset or the reflectivity-ppi dataset.
  2. The visualization presents data from five weather radars.
  3. The visualization dataflow is automatic: it could work with other, similar bird migration data.
  4. The visualization is publicly available online.
  5. The visualization can be displayed in a browser.
  6. The visualization text is in English.
  7. The source code of the visualization is publicly available (ideally on GitHub).
  8. Your team created the visualization (but you can of course make use of open source libraries).
Submission requirements
  1. The visualization is submitted before the deadline (Friday, 27 March 2015 at 11:30am CET) via
  2. The following submission form fields have been filled out: name, tagline, short description, screenshot, URL of the visualization, and your name.
  3. Someone from your team presents your visualization before the jury and other participants on Friday, 27 March 2015 between 13:00 and 14:30 CET in a 10 minute lightning talk.


  • Requirements: Does the visualization meet the submission requirements?
  • Accessibility: Does the visualization present the bird migration data in a intuitive, comprehensible way?
  • Functionality: Does the visualization work?
  • Applicability: Can the bird migration research community use and/or build upon the visualization (in collaboration with the creators)?


  • CartoDB Coronelli plan for one year (3): CartoDB is a cloud based mapping platform to visualize and analyze geospatial data. CartoDB has kindly offered to sponsor this hackathon by granting the winning team and two runners-up with a one year CartoDB Coronelli plan worth 1,649$.
  • Short Term Scientific Mission (1): The winning team will be offered a chance to work on location at the University of Amsterdam with bird migration and radar specialists. This collaboration will be funded as a Short Term Scientific Mission (conditions apply) and should result in an enhanced visualization and a scientific publication with the creator(s) of the visualization as co-author(s).
  • Dissemination (3): The visualizations of the winning team and two runners-up will be disseminated by ENRAM via the website and Twitter. The visualization of the winning team will be disseminated at international conferences.

The winners will be announced by the jury on 27 March 2015, between on 14:30 CET. Prizes will be awarded before the end of 2015. For the CartoDB prize, the team will have to provide a valid email address, the conditions for the STSM prize are described here.

A prize will not be awarded to a winner if:

  • None of the participating members respond to multiple emails or the team rejects the prize.
  • The winning team was not eligible or did not meet the submission requirements

In the event of a disqualification, the organizer may award the applicable prize to an alternate team.


  • Participant rights: Subject to the licenses described below, any applicable intellectual property rights to a submission will remain with the participant or team.
  • Organizer rights: By entering the challenge, you grant to the organizer, and any other third parties acting on the organizer’s behalf, a royalty-free, non-exclusive, worldwide perpetual license to display publicly and use for promotional purposes the submission, in perpetuity. This license includes, but is not limited to, posting or linking to the submission on the organizer’s, and partners’ websites and applications, including the challenge website, and display and promotion of the submission in any other media, worldwide.


By participating in the challenge you consent to the use of personal information about you, if you are winner, by the organizer, and third parties acting on their behalf. Such personal information includes, but is not limited to, your name, likeness, photograph, voice, opinions, comments and hometown and country of residence. It may be used in any existing or newly created media, worldwide without further payment or consideration or right of review, unless prohibited by law. Authorized use includes advertising and promotional purposes. The duration of your consent is for a period of three years following the conclusion of the challenge.


By entering the challenge, participants and teams agree(s) to the following:

  • To be bound by and comply with these official rules and the decisions of the organizer and/or the challenge judges which are binding and final in all matters relating to the challenge.
  • To release, indemnify, defend and hold harmless the organizer, and any other third parties acting on the organizer’s behalf, the challenge judges, the prize suppliers and any other organizations responsible for sponsoring, fulfilling, administering, advertising or promoting the challenge, and all of their respective past and present officers, directors, employees, agents and representatives (hereafter the “released parties”) from and against any and all claims, expenses, and liabilities (including reasonable attorneys’ fees), including but not limited to negligence and damages of any kind to persons and property, defamation, slander, libel, violation of right of publicity, infringement of trademark, copyright or other intellectual property rights, property damage, or death or personal injury arising out of or relating to a participant's entry, creation of submission or entry of a submission, participation in the challenge, acceptance or use or misuse of the prize (including any travel or activity related thereto) and/or the broadcast, transmission, performance, exploitation or use of the submission as authorized or licensed by these official rules.

By entering, all participants and teams agree to be bound by the official rules and hereby release the released parties from any and all liability in connection with the prizes or participation in the challenge. Provided, however, that any liability limitation regarding gross negligence or intentional acts, or events of death or body injury shall not be applicable in jurisdictions where such limitation is not legal.


The organizer reserves the right, in its sole discretion, to cancel, suspend and/or modify the challenge, or any part of it, in the event of a technical failure, fraud, or any other factor or event that was not anticipated or is not within their control.

The organizer reserves the right in its sole discretion to disqualify any participant or team it finds to be actually or presenting the appearance of tampering with the entry process or the operation of the challenge or to be acting in violation of the official rules or in a manner that is inappropriate, unsportsmanlike, not in the best interests of this challenge, or a violation of any applicable law or regulation.

Any attempt by any person to undermine the proper conduct of the challenge may be a violation of criminal and civil law. Should the organizer suspect that such an attempt has been made or is threatened, they reserve the right to take appropriate action including but not limited to requiring a participant or team to cooperate with an investigation and referral to criminal and civil law enforcement authorities.

If there is any discrepancy or inconsistency between the terms and conditions of the official rules and disclosures or other statements contained in any challenge materials, including but not limited to the challenge submission form, challenge website, advertising, the terms and conditions of the official rules shall prevail.

The terms and conditions of the official rules are subject to change at any time, including the rights or obligations of the participants and the organizer. The organizer will post the terms and conditions of the amended official rules on the challenge website. To the fullest extent permitted by law, any amendment will become effective at the time specified in the posting of the amended offical rules or, if no time is specified, the time of posting.

If at any time prior to the deadline, a participant believes that any official rule is or may be unclear or ambiguous, they must submit a written request for clarification.

The organizer's failure to enforce any term of these official rules shall not constitute a waiver of that provision. Should any provision of these official rules be or become illegal or unenforceable in any jurisdiction whose laws or regulations may apply to a participant, such illegality or unenforceability shall leave the remainder of these official rules, including the rule affected, to the fullest extent permitted by law, unaffected and valid. The illegal or unenforceable provision shall be replaced by a valid and enforceable provision that comes closest and best reflects the organizer's intention in a legal and enforceable manner with respect to the invalid or unenforceable provision.


Without prejudice to the foregoing, any dispute or disagreement arising from the interpretation or execution of the challenge shall be settled by arbitration as follows:



If you have any questions or comment, or wish to send us any notice regarding this challenge, please post a question at or email us at