true solar time

ASTRONOMIC TIME CALCULATION

True solar time
astronomic time calculator

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

latitude: 50.19943

longitude: 138.920129

 

Local time: 05:50:00

True solar time: 04:52:02

Solar / Astronomic Time calculation:

Coordinated Universal Time (UTC) 19:50:51

Local Time 05:50:00

Day of Year 40

Time Equation, value 14.503309722592

Time Equation, in seconds 870

Difference from Local Time, seconds 2608

Total Difference, seconds 3478

True Time: 04:52:02

This is the calculation of true solar (astronomic) time for location (50.19943, 138.920129).

 

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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 00 hour 58 min 04 sec (3484 seconds). Minimum divergence is on the 30/10/2025 and is equal to 00 hour 27 min 01 sec (1621 seconds).

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