True solar time
astronomic time calculator
The current true solar time for location compared to local time:
latitude: 53.5052
longitude: 39.5508
Local time: 10:03:31
True solar time: 09:57:18
Solar / Astronomic Time calculation:
Coordinated Universal Time (UTC) 02:03:31
Local Time 05:03:31
Day of Year 315
Time Equation, value -15.590851884832
Time Equation, in seconds -935
Difference from Local Time, seconds 1308
Total Difference, seconds 373
True Time: 09:57:18
This is the calculation of true solar (astronomic) time for location (53.5052, 39.5508).
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 36 min 24 sec (2184 seconds). Minimum divergence is on the 30/10/2025 and is equal to 00 hour 05 min 21 sec (321 seconds).
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