true solar time

ASTRONOMIC TIME CALCULATION

True solar time
astronomic time calculator

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

latitude: 51.2071

longitude: 57.3121

 

Local time: 02:09:00

True solar time: 00:43:51

Solar / Astronomic Time calculation:

Coordinated Universal Time (UTC) 21:09:06

Local Time 02:09:00

Day of Year 40

Time Equation, value 14.503309722592

Time Equation, in seconds 870

Difference from Local Time, seconds 4239

Total Difference, seconds 5109

True Time: 00:43:51

This is the calculation of true solar (astronomic) time for location (51.2071, 57.3121).

 

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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 01 hour 25 min 15 sec (5115 seconds). Minimum divergence is on the 30/10/2025 and is equal to 00 hour 54 min 12 sec (3252 seconds).

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