Meteor Shower Calculator
Predict how many meteors you will actually see per hour based on shower ZHR, radiant altitude, and sky conditions.
Inputs
Results
Expected Rate
18.4 /hr
Visible (est.)
12.9 /hr
Best Viewing3 AM
How to Use This Calculator
- Enter Zenithal Hourly Rate, Radiant Altitude (°), and Limiting Magnitude.
- Set Bortle Class (1-9).
- Review Expected Rate (/hr) and Visible (est.) (/hr).
- Use Best Viewing (AM) to inform your decision.
- Use the chart to visualize the results and explore different scenarios by adjusting inputs.
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