For any of the following:
- Program Change Requests
- Resolution of Apparent Duplications or Conflicts of Data Rights
- Hubble Observation Problem Reports
Proceed to the Program Information Page for the program in question, and use the appropriate links on that page.
- Policies for the Telescope Time Review Board (TTRB): Repeating HST Observations, Changes to Accepted HST Programs, Resolution of Duplications, and Other Program Alterations.
- Catalogs of Completed and Scheduled HST Observations.