Roar Portal

Below is a link to your Roar Portal: https://portal.hpc.psu.edu/

Create Roar Account

All students should request an account on Roar Collab before the end of the first day of class. On the account request form:

  • Affiliation: Class
  • University role: Undergraduate Student
  • Sponsor Account: jxz224
  • I agree with the terms and conditions in the Roar Account Policies: Check
  • Research Description: jxz224 Astro-410 Fall 2026 course
  • Computational and Data Requirements: Leave blank (they already know what will be required for the class.) Click Submit.

Students who already have an account on Roar Colab should contact Emery Etter (ece5034@psu.edu) and cc the instructor to request that they add your account to the Astro 410 group.

Start and Ending Roar Sessions

Once you have a Roar account,

  1. Go to portal.hpc.psu.edu
  2. Click Interactive Desktop: Start a desktop session
  3. Select:
    • Account: “jxz224” (if not available, choose “open”)
    • Partition: basic
    • Number of hours: 1.5 hour (you can choose longer if you plan to continue directly after class)
    • Number of cores: 1 (unless otherwise asked, may increase for later sessions)
    • Memory: 4 GB (unless otherwise asked)
    • Enable advanced Slurm options: Leave unchecked
    • I would like to receive an email when the session starts: Your choice! Note that the script and account above will be avaliable between August 24 and the end of the Fall 2026 semester.
  4. Click Launch
  5. Open terminal, load modules, etc.
  6. Submit assignments
  7. Save changes on Jupyter server, click File then Close Notebook on open notebooks, and File and Quit Server on Jupyter server
  8. In the Roar Collab Portal, click the My Interactive Sessions icon (to the right of Interactive Apps) and click Delete for this session and confirm