true solar time

ASTRONOMIC TIME CALCULATION

True solar time
astronomic time calculator

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

latitude: 56.840576

longitude: 47.386359

 

Local time: 13:17:36

True solar time: 13:30:50

Solar / Astronomic Time calculation:

Coordinated Universal Time (UTC) 05:17:36

Local Time 08:17:36

Day of Year 138

Time Equation, value -3.6891821904696

Time Equation, in seconds -221

Difference from Local Time, seconds -573

Total Difference, seconds -794

True Time: 13:30:50

This is the calculation of true solar (astronomic) time for location (56.840576, 47.386359).

 

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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 12/02/2026 and is equal to 00 hour 05 min 03 sec (303 seconds). Minimum divergence is on the 30/10/2026 and is equal to 23 hour 34 min 00 sec (-1560 seconds).

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