First Point of Aries
Americannoun
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
This point is called the First Point of Aries.
From Lectures in Navigation by Draper, Ernest Gallaudet
Add to that the sun's R.A. or the distance in time the sun is from the First Point of Aries at Greenwich Mean Noon.
From Lectures in Navigation by Draper, Ernest Gallaudet
Sidereal Time at Greenwich or the distance in time the meridian of Greenwich is from the First Point of Aries.
From Lectures in Navigation by Draper, Ernest Gallaudet
From the First Point of Aries, or the place of the sun at the vernal equinox, the degrees of the ecliptic are counted from west to east.
From The New Gresham Encyclopedia Volume 4, Part 2: Ebert to Estremadura by Various
You remember that, roughly speaking, the Sun's Right Ascension was the distance in time the sun was from the First Point of Aries.
From Lectures in Navigation by Draper, Ernest Gallaudet
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
