PLANSx Author Resource Center

Important Dates and Deadlines

August 21:

  • Last day to make hotel reservations at one of the official ION hotels. Reservations may be made online.
  • Last day to postmark conference registration without a late fee. (All authors attending the meeting must pay registration fees.)

September 21-25: ION GNSS+ 2020, St. Louis Union Station Hotel, St. Louis, Missouri

  • Attend the mandatory Speakers’ Breakfast the morning of your presentation (for the author making the verbal paper presentation)
  • Upload copy of your paper and presentation to the ION’s Abstract Management Portal (AMP) in order for conference attendees to be able to obtain a copy. ION will not do this for you. Your uploading your paper and/or presentation to AMP gives ION consent to distribute your materials to conference participants. You will be required to complete an electronic permission when uploading that gives ION permission and license to store and disseminate your intellectual property. 

Paper Cancellations – Substitute Presenter Requirements

Should an unforeseen event make it impossible for you to attend the conference to present your paper, please ask a co-author to present your paper on your behalf. Only co-authors listed on your paper will be permitted to present on your behalf. If a co-author is not available to present your paper, and the paper needs to be withdrawn, please notify Miriam Lewis at the ION National Office via phone at 703-366-2723, or email at


If you require a travel visa in order to attend this meeting, begin the process immediately to ensure you obtain your visa in time to travel to the meeting.  If you will need a formal invitation letter from the ION, please make your request using the ION Visa Letter Request Form. If your paper must go through any kind of clearance process before it can be released to the public begin the process immediately to ensure you will be able to present your paper at the conference .