true solar time

ASTRONOMIC TIME CALCULATION

True solar time
astronomic time calculator

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

latitude: 57.8984

longitude: 61.4808

 

Local time: 01:04:00

True solar time: 23:55:52

Solar / Astronomic Time calculation:

Coordinated Universal Time (UTC) 20:04:27

Local Time 01:04:00

Day of Year 40

Time Equation, value 14.503309722592

Time Equation, in seconds 870

Difference from Local Time, seconds 3218

Total Difference, seconds 4088

True Time: 23:55:52

This is the calculation of true solar (astronomic) time for location (57.8984, 61.4808).

 

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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 08 min 14 sec (4094 seconds). Minimum divergence is on the 30/10/2025 and is equal to 00 hour 37 min 11 sec (2231 seconds).

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