# Distance Modulus Calculator

> Distance modulus calculator: convert magnitude difference m minus M into distance in parsecs or light years. Free, editable units, runs in your browser.

- **Canonical URL:** https://boringtoolskit.com/distance-modulus-calculator/
- **Category:** Astronomy
- **Evidence level:** catalogue
- **Reviewed:** July 26, 2026
- **Last verified:** 2026-10-12
- **Privacy:** Inputs and results stay in this browser unless the page clearly labels an external request.

---

*Local planning estimate. Verify current terms, rates, and policies before acting.*