Hawking Radiation Calculator

Calculate black hole Hawking radiation properties

Results

Enter mass to calculate

Formulas

Temperature: T = ℏc³/(8πGMkB)

Evaporation Time: t = 5120πG²M³/(ℏc⁴)

Smaller black holes are hotter and evaporate faster.

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Editorial Note

MyCalcBuddy Editorial Team

This page is maintained as an educational calculator reference.

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Formula Source: University Physics

by Young & Freedman

🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.