Time's telescope; or, A Complete guide to the almanack [ed. by J. Millard].John Millard (assistant librarian of the Surrey inst) 1820 |
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Strona 30
... longitude , So is the sine of the obliquity of the ecliptic To the declination required . Astronomers , therefore , compute this declination for every day at apparent noon , or the moment when the centre of the Sun passes the first ...
... longitude , So is the sine of the obliquity of the ecliptic To the declination required . Astronomers , therefore , compute this declination for every day at apparent noon , or the moment when the centre of the Sun passes the first ...
Strona 31
... longitude , this may be done by a simple proportion ; for as 24 hours is to the time between the Sun's passing the meridians of the two places , so is the difference between the declinations answering to the two days to the correction ...
... longitude , this may be done by a simple proportion ; for as 24 hours is to the time between the Sun's passing the meridians of the two places , so is the difference between the declinations answering to the two days to the correction ...
Strona 78
... longitude 11 ° 42 ′ west , and latitude 56 ° 32 ' south . He rises and sets during the same period as in the following TABLE Of the Sun's Rising and Setting on every fifth Day . 1st , Sun rises 36 m . after 6. Sets 24 m . after 5 March ...
... longitude 11 ° 42 ′ west , and latitude 56 ° 32 ' south . He rises and sets during the same period as in the following TABLE Of the Sun's Rising and Setting on every fifth Day . 1st , Sun rises 36 m . after 6. Sets 24 m . after 5 March ...
Strona 81
... Longitude -- North latitude h . m . $ . 12 6 55.3 6 31 35.6 43 ° 41 ' 15 " 3s . 9 56 S 20 39 54 The comet having passed its perihelion , at the dis- tance of about 23 millions of miles from the Sun , and 73 millions from the Earth , was ...
... Longitude -- North latitude h . m . $ . 12 6 55.3 6 31 35.6 43 ° 41 ' 15 " 3s . 9 56 S 20 39 54 The comet having passed its perihelion , at the dis- tance of about 23 millions of miles from the Sun , and 73 millions from the Earth , was ...
Strona 82
... longitude at that time near the beginning of Aries , and its latitude , as seen from the Sun , nearly at its maximum . About this time its telescopic appearance became very irregular ; as it sometimes appeared equal to Saturn in ...
... longitude at that time near the beginning of Aries , and its latitude , as seen from the Sun , nearly at its maximum . About this time its telescopic appearance became very irregular ; as it sometimes appeared equal to Saturn in ...
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afford afternoon altitude animals antient appear Astronomical Astronomical Occurrences beautiful birds Bishop body bright butterfly called caterpillars celebrated Christian church colour conjunction death declination delight died earth Eclipses of Jupiter's eggs emersion England Entomology Ephemeris festival fieldfare flowers green Greenwich hence horse-fly insects Jupiter Jupiter's Satellites kind King larvæ last volume latitude leaves live London longitude Lord meridian altitude month Moon Moon's Passage morning Naturalist's Diary nature Nautical Almanac nest night noon o'er observed perigee perihelion Phase of Venus plants proboscis quadrupeds remarkable right ascension Rising and Setting Royal Observatory SAINT season seen shores snow song species spider spring subtracted summer Sun's Rising Sunday sweet thee thou Time's Telescope tion trees tribes vegetable Venus vernal equinox Virgo weather whole wind wings winter woods young