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" represent the equinox, rT will be the right ascension, TS the declination, and PS the polar distance of any star or object S, referred to the equinoctial by the hour circle PSTp; and BSD will be the diurnal circle it will appear to describe about the... "
Outline of the Method of Conducting a Trigonometrical Survey, for the ... - Page 156
by Edward Charles Frome - 1850 - 253 pages
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Astronomy

sir John Frederick W. Herschel (1st bart.) - 1833 - 500 pages
...ETQ, a great circle perpendicular to P p, will he the equinoctial; and if T represent the equinox, TT will be the right ascension, TS the declination, and...we refer it to the horizon by the vertical circle ZSA, HA will be its azimuth, AS ita altitude, and ZS its zenith distance. H and O are the north and...
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A Treatise on Astronomy

John Frederick William Herschel - 1842 - 472 pages
...great circle perpendicular to Pp, will be the equinoctial; and if cv¿ represent the equinox, ‘Y' T will be the right ascension, TS the declination, and...to describe about the pole. Again, if we refer it to,the horizon by the vertical circle ZSA, HA will be its azimuth, AS its altitude, and ZS its zenith...
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Outlines of Astronomy

John Frederick William Herschel - 1849 - 672 pages
...the equinoctial; and if f represent the equinox, TT will be the right ascension, TS the decimation, and PS the polar distance of any star or object S, referred to the equinoctial by the hour circle PST p ; and BSD Fig. 12. will be the diurnal circle it will appear to describe about the pole. Again,...
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A Treatise on Astronomy

John Frederick William Herschel - 1851 - 492 pages
...ETQ, a great circle perpendicular to Pp, will be the equinoctial ; and if T represent the equinox, VT will be the right ascension, TS the declination, and...we refer it to the horizon by the vertical circle ZSA, HA will be its azimuth, AS its altitude, and ZS its zenith distance. H and O are the north and...
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Outlines of Astronomy

John Frederick William Herschel - 1851 - 704 pages
...ETQ, a great circle perpendicular to Pp, will be the equinoctial; and if T represent the equinox, TT will be the right ascension, T S the declination,...S, referred to the equinoctial by the hour circle PS Tp; and BSD B 7 will be the diurnal circle it will appear to describe about the pole. Again, if...
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Outlines of Astronomy

John Frederick William Herschel - 1851 - 744 pages
...Q, a great circle perpendicular to Pp, will be the equinoctial; and if T represent the equinox, TT will be the right ascension, TS the declination, and...S, referred to the equinoctial by the hour circle PS Tp; and . BSD will be the diurnal circle it will appear to describe about the pole. Again, if we...
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Outlines of Astronomy

John Frederick William Herschel - 1853 - 608 pages
...the equinoctial; and if r represent the equinox, rT will be the right ascension, TS the decimation, and PS the polar distance of any star or object S, referred to the equinoctial by the hour circle P 8 Tp; and BSD will be the diurnal circle it will appear to describe about the pole. Again, if we...
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Outlines of Astronomy

John Frederick William Herschel - 1857 - 608 pages
...perpendicular to P_p, will be the equinoctial; and if T represent the equinox, TT will be the riyht ascension, TS the declination, and PS the polar distance...S, referred to the equinoctial by the hour circle P ST js; and BSD will be the diurnal circle it will appear to describe about the pole. Again, if we...
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Outlines of astronomy

sir John Frederick W. Herschel (1st bart.) - 1858 - 790 pages
...represent the equinox, TT will be the right ascension, TS the declination, CKLKSTIAL PERSPECTIVE. 67 and PS the polar distance of any star or object S, referred to the equinoctial by the hour circle PS Tp; and BSD will be the diurnal circle it will appear to describe about the pole. Again, if we refer...
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Iconographic Encyclopaedia of Science, Literature & Art, Volume 1

Johann Georg Heck - 1860 - 332 pages
...which the vernal equinox occurs at T . Then, as already explained in fig. 2, the arc, T T (fig. 13), will be the right ascension, TS the declination, and PS the polar distance of the star, S, projected in the equator by the declination circle, PSTp ; BD will also be the diurnal...
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