 The interval between two successive transits of the actual sun's centre over the same meridian ; it begins when that point is on the meridian. The apparent solar day is variable in length from two causes : first, the sun does not move uniformly in the...  Definitions in Astronomy and Navigation Made Easy - Seite 19von John Bradley Harbord - 1865 - 29 SeitenVollansicht - Über dieses Buch
 | Thomas Liddell Ainsley - 1864 - 360 Seiten
...distance. EXAMPLES. LAT. DECLINATION. POLAR DISTANCE. TO FIND THE EQUATION OF TIME. DAY APPARENT SOLAR, is the interval between two successive transits of the actual sun's centre over the same meridian ; it begins when that 17. 1865, January 5th, & 23° "321 AM app. time at ship long. 108° 7 W. 1 8.... | |
 | Thomas Liddell Ainsley - 1875 - 416 Seiten
...., S 6i Л9 it K l Í or 77 102 48 ii a 5» TO FIND THE EQUATION OF TIME. 274. Apparent Solar Day is the interval between two successive transits of the actual sun's centre over the same meridian; it begins when that point is on the meridian. The apparent solar day is variable in length from two... | |
 | John Bradley Harbord - 1883 - 472 Seiten
...the necessity of inventing a uniform measure of time — the Mean Solar Day. Day, Apparent Solar. — The interval between two successive transits of the actual sun's centre over the same meridian ; it begins when that point is on the meridian. The apparent solar day is variable in length from two... | |
 | John Bradley Harbord - 1897 - 554 Seiten
...the necessity of inventing a uniform measure of time—the Mean Solar Day. Day, Apparent Sol&r.—The interval between two successive transits of the actual sun's centre over the same meridian ; it begins when that point is on the meridian. The apparent solar day ia variable in length from two... | |
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