True solar time
astronomic time calculator
The current true solar time for location compared to local time:
latitude: 42.535
longitude: 47.136111
Local time: 22:10:17
True solar time: 22:19:06
Solar / Astronomic Time calculation:
Coordinated Universal Time (UTC) 14:10:17
Local Time 17:10:17
Day of Year 107
Time Equation, value -0.26404897972982
Time Equation, in seconds -16
Difference from Local Time, seconds -513
Total Difference, seconds -529
True Time: 22:19:06
This is the calculation of true solar (astronomic) time for location (42.535, 47.136111).
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 06 min 03 sec (363 seconds). Minimum divergence is on the 30/10/2026 and is equal to 23 hour 35 min 00 sec (-1500 seconds).
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