Documentation for Desika Narayanan’s Astrophysics Group at the University of Florida

Here you’ll find documentation for different software and hardware, as well as other useful information for interfacing with this research group.

Important

Some helpful links:

• Slack Group: https://desikasgroupofawesome.slack.com

• HiPerGator resources: https://help.rc.ufl.edu/doc/Getting_Started

• Caesar docs: https://caesar.readthedocs.org

• Powderday docs: https://powderday.readthedocs.org

• SIMBA website: https://simba.roe.ac.uk

• Hyperion docs: https://docs.hyperion-rt.org/en/stable/

Table of Contents:

• 1. New Member Onbarding
  • 1.1. Slack Group
  • 1.2. Hipergator
  • 1.3. Overview of Group Tools
  • 1.4. So what should you be doing?
  • 1.5. Excercises
• 2. Getting Started with Hipergator
  • 2.1. General Things About Working in a HPC Environment
  • 2.2. Accessing Hipergator
  • 2.3. Running Code on Hipergator
• 3. Common Software Tools and Procedures
  • 3.1. Anaconda Environments
  • 3.2. Jupyter Notebook
  • 3.3. Tmux
  • 3.4. Git (todo)
  • 3.5. Microsoft Virtual Studio Code
• 4. Code Installation Notes
  • 4.1. Powderday on HiPerGator
  • 4.2. Caesar on HiPerGator
  • 4.3. AREPO
  • 4.4. GIZMO
• 5. Major Codes Used by our Group
  • 5.1. Prospector
  • 5.2. Slick (including Despotic)
• 6. Running Galaxy Simulations
  • 6.1. Cosmological Simulations (Large-Box)
  • 6.2. Cosmological Simulations (Zoom-in)
  • 6.3. Idealized Galaxy Simulations
• 7. Running POWDERDAY Simulations
  • 7.1. Is POWDERDAY Working?
  • 7.2. Workflow Setup
  • 7.3. Initial Setup Work
• 8. Intro to SED Fitting with Prospector
  • 8.1. Step 1: What is SED fitting?
  • 8.2. Step 2: How to fit data?
  • 8.3. Step 3: Demo
  • 8.4. FAQs + Common Issues
• 9. Analysis Procedures
  • 9.1. Generating SFHs from Snapshots
  • 9.2. Powderday Attenuation Curves
  • 9.3. Projection Plots with SPHViewer
  • 9.4. Thumbnails scatter plot a la Lower+2023, Cleri+2022
  • 9.5. Basic post processing of Powderday RGB Images