GEOGRAPHY & CARTOGRAPHY CALCULATOR
Inesolar Noon
A precise tool.
What is the Inesolar Noon & How does it work?
Solar noon is the moment when the Sun reaches its highest altitude in the sky for a given location, marking the midpoint between sunrise and sunset.
It depends on the observer’s longitude, the equation of time (which accounts for Earth’s orbital eccentricity and axial tilt), and the local time‑zone offset from UTC.
By correcting the mean solar time with these factors, we obtain the true local solar noon, useful for sundial calibration, solar panel alignment, and astronomical observations.
t_{noon}=12^{mathrm{h}}+frac{lambda}{15}-Delta_{UTC}-frac{E}{60}
lambda = longitude (°), Delta_{UTC} = UTC offset (h), E = equation of time (min)
Parameters
Result
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Frequently Asked Questions
What is solar noon?
Solar noon is when the Sun reaches its highest point in the sky for a given location.
How does the equation of time affect solar noon?
The equation of time corrects for Earth's orbital eccentricity and axial tilt, which affects the true local solar noon.
Why is solar noon important?
Solar noon is crucial for sundial calibration, aligning solar panels, and astronomical observations.
How do I calculate solar noon manually?
To calculate solar noon, correct the mean solar time with longitude, equation of time, and local timezone offset.
What factors determine solar noon?
Solar noon is determined by the observer's longitude, the equation of time, and the local time-zone offset from UTC.
Can I use this calculator for any location on Earth?
Yes, you can use this calculator for any location on Earth as long as you have the necessary geographical data.
How accurate is the solar noon calculation provided by this tool?
The accuracy of the solar noon calculation depends on the precision of the input data and the corrections applied for longitude, equation of time, and timezone offset.
Results are for informational purposes only and do not constitute professional advice.