New Moon - January 1, 2024
Year: 2,024; Month: January; Day: 1
Julian Date: 2,460,310.5 days; Days Since New Moon: 8,761 days; Moon Phase Value: 0.675425052; Moon Phase: Waning Gibbous
Moon Phase Calculator
Other0.0(0)
Calculates the phase of the Moon for a given date.
How To Use
How to use this calculator
Start with your values, or try a preset.
Step 1
Enter Year, Month, and Day in the units shown.
Step 2
Read Julian Date, Days Since New Moon, Moon Phase Value, and Moon Phase in the results panel. Results update as you change the inputs.
Step 3
Choose a preset to load an example, then adjust the values for your situation.
Worked Examples
Example calculations
See the inputs and their calculated results.
First Quarter - January 9, 2024
Year: 2,024; Month: January; Day: 9
Julian Date: 2,460,318.5 days; Days Since New Moon: 8,769 days; Moon Phase Value: 0.946330588; Moon Phase: Waning Crescent
Full Moon - January 25, 2024
Year: 2,024; Month: January; Day: 25
Julian Date: 2,460,334.5 days; Days Since New Moon: 8,785 days; Moon Phase Value: 0.4881416598; Moon Phase: Waxing Gibbous
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