mean noon
Americannoun
Example Sentences
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The result will be the distance in sidereal time the star is from your meridian i.e., the time interval from local mean noon expressed in units of sidereal time.
From Lectures in Navigation by Draper, Ernest Gallaudet
No doubt the Greenwich mean noon of January 1 coincides with midnight on the meridian 12 h. from Greenwich, but with what midnight.
In the present case, where we are concerned with mean time, mid-day means the instant of mean noon, or of the passage of the mean sun over the meridian.
Subtract the R.A. of the Mean Sun at local mean noon from the star's R.A. just found on p.
From Lectures in Navigation by Draper, Ernest Gallaudet
The equation of time and the sidereal time of mean noon complete the ephemeris proper.
From Side-Lights on Astronomy and Kindred Fields of Popular Science by Newcomb, Simon
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