RTT vs. Speed-of-Light

Networks Assignment — Measurement & Geography

Setup

pip install requests matplotlib numpy
python rtt_speedoflight.py

Submission

1. Fork this repo to your own GitHub account
2. Complete the tasks in rtt_speedoflight.py
3. Run the script and take a screenshot of your full terminal output
4. Commit everything to your fork:
   • rtt_speedoflight.py
   • figures/fig1_rtt_comparison.png
   • figures/fig2_distance_scatter.png
   • terminal_screenshot.png
   • analysis.md
5. Submit your GitHub repo URL via the course portal

Repo Structure

├── rtt_speedoflight.py       # starter code — fill in the TODOs
├── assignment.md             # full assignment spec and grading rubric
├── figures/                  # auto-created when you run the script
│   ├── fig1_rtt_comparison.png
│   └── fig2_distance_scatter.png
├── terminal_screenshot.png   # screenshot of your terminal output (required)
└── analysis.md               # your written answers

Notes

• No sudo needed — the script uses HTTP requests, not raw sockets
• Your location is auto-detected from your IP when you run the script
• The terminal screenshot must show your detected location on the first line, e.g. Your location: Boston (42.3601, -71.0589)