true solar time

ASTRONOMIC TIME CALCULATION

True solar time
astronomic time calculator

The current true solar time for location compared to local time:

latitude: 55.4308

longitude: 75.9698

 

Local time: 03:09:00

True solar time: 00:58:52

Solar / Astronomic Time calculation:

Coordinated Universal Time (UTC) 20:09:29

Local Time 03:09:00

Day of Year 40

Time Equation, value 14.503309722592

Time Equation, in seconds 870

Difference from Local Time, seconds 6938

Total Difference, seconds 7808

True Time: 00:58:52

This is the calculation of true solar (astronomic) time for location (55.4308, 75.9698).

 

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The Local and Astronomic Time Divergence

The chart shows the divergence between local and astronomic time for the chosen place within a current year period. Maximum divergence of local and solar time this year is on the 12/02/2025 and is equal to 02 hour 10 min 14 sec (7814 seconds). Minimum divergence is on the 30/10/2025 and is equal to 01 hour 39 min 11 sec (5951 seconds).

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