Questions tagged [sidereal-period]

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Why I get slightly (but not acceptable) difference for my Local Sidereal time?

I am trying to convert my UTC into LST by using formula for my astrophysics simulation. The problem is that I get something like difference of 1~2 min when I use known formula and python library ...
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Are two definitions of a tropical year inequivalent?

Tropical, or solar year, which is 365.24219 days (a day being 86400 seconds) is defined in two ways (implying that they are equivalent): Amount of time from vernal equinox to vernal equinox. Amount ...
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