True solar time
astronomic time calculator
The current true solar time for location compared to local time:
latitude: 42.178817
longitude: 48.002026
Local time: 00:24:38
True solar time: 00:31:16
Solar / Astronomic Time calculation:
Coordinated Universal Time (UTC) 16:24:38
Local Time 19:24:38
Day of Year 194
Time Equation, value 5.3614288461607
Time Equation, in seconds 322
Difference from Local Time, seconds -720
Total Difference, seconds -398
True Time: 00:31:16
This is the calculation of true solar (astronomic) time for location (42.178817, 48.002026).
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 02 min 36 sec (156 seconds). Minimum divergence is on the 30/10/2025 and is equal to 23 hour 31 min 33 sec (-1707 seconds).
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