| Henry Smith Carhart, George Washington Patterson - 1895 - 360 pages
...unit of time universally employed in scientific investigations is the second of mean solar time. An **apparent solar day is the interval between two successive transits of the** sun's centre across the meridian of any place. But since the apparent solar day varies in length from... | |
| Smithsonian Institution - 1897 - 982 pages
...The sidereal time at any place is о when the vernal equinox is in the meridian of that place. The **solar day is the interval between two successive transits of the sun** across any meridian ; and the solar time at any instant is the hour angle of the sun at that instant.... | |
| William Mitchell Gillespie - 1897 - 482 pages
...The sidereal time at any place is 0* when the vernal equinox is in the meridian of that place. The **solar day is the interval between two successive transits of the sun** across any meridian, and the solar time at any instant is the hour angle of the sun at that instant.... | |
| Elias Loomis - 1897 - 264 pages
...time, corresponds to July 3d, 21 hours of astronomical time. 117. Apparent Time and Mean Time. — An **apparent solar day is the interval between two successive transits of the** sun's centre over the same meridian. Apparent time is tivno ASTRONOMY. reckoned in apparent solar days,... | |
| 1898 - 580 pages
...ordinary life, and is measured by the daily motion of the sun. A Solar Day is the interval of time **between two successive transits of the sun over the same meridian; and** the hour-angle of the sun is called Solar Time. This is the most natural and direct measure of time.... | |
| William Robert Martin - 1899 - 474 pages
...application of their known right ascensions. Such stars are technically known as ' Clock Stars.' An **apparent solar day is the interval between two successive transits of the** sun's centre over the same meridian ; it begins when that point is on the meridian (apparent noon).... | |
| Herbert Michael Wilson - 1900 - 986 pages
...vernal equinox transits across the meridian. It includes 24 hours, numbered consecutively from zero. An **apparent solar day is the interval between two successive transits of the sun** across the meridian. The apparent solar time for any station of observer and any instant is the hour-angle... | |
| Herbert Michael Wilson - 1900 - 988 pages
...vernal equinox transits across the meridian. It includes 24 hours, numbered consecutively from zero. An **apparent solar day is the interval between two successive transits of the sun** across the meridian. The apparent solar time for any station of observer and any instant is the hour-angle... | |
| Herbert Michael Wilson - 1900 - 964 pages
...vernal equinox transits across the meridian. It includes 24 hours, numbered consecutively from zero. An **apparent solar day is the interval between two successive transits of the sun** across the meridian. The apparent solar time for any station of observer and any instant is the 'hour-angle... | |
| Frank Cole Stebbing - 1903 - 364 pages
...interval between the sun's leaving a fixed point in the h.eavens and returning to it again. Def. 97. A **Solar Day is the interval between two successive transits of the, sun over the same** celestial meridian. Def. 98. A Solar Year is the interval between the sun's leaving the Jirst point... | |
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