Monthly Notices of the Royal Astronomical SocietyPriestly and Weale, 1861 |
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Page 55
... diameter of the coma was about 30 ' by measurement at some Observatories on this evening . The tail streamed vertically upwards , and near midnight could be traced considerably beyond Polaris , which it passed over . Its length on this ...
... diameter of the coma was about 30 ' by measurement at some Observatories on this evening . The tail streamed vertically upwards , and near midnight could be traced considerably beyond Polaris , which it passed over . Its length on this ...
Page 64
... diameter of the tube was 0.9 inch and length 6 inches . The bulb of the solar ther- mometer was 0.42 inch in diameter , spherical in shape , and fixed in the centre , as shown in the figure . Its shadow was an easy guide in moving the ...
... diameter of the tube was 0.9 inch and length 6 inches . The bulb of the solar ther- mometer was 0.42 inch in diameter , spherical in shape , and fixed in the centre , as shown in the figure . Its shadow was an easy guide in moving the ...
Page 70
... diameter than the bulb of the solar thermometer , X. The tale film , l , was also coated with tin - foil except the central circle . X , the thermometer in sun with spherical bulb fixed in a cork that fitted the hole , L , L , in top of ...
... diameter than the bulb of the solar thermometer , X. The tale film , l , was also coated with tin - foil except the central circle . X , the thermometer in sun with spherical bulb fixed in a cork that fitted the hole , L , L , in top of ...
Page 79
... diameter which has actu- ally been used in the calculations of that volume . Thus the assumed value of Sun's diameter , as seen at Earth's mean dis- tance , in the Nautical Almanacs from 1836 to 1852 , was 32 ' 1 " 80 ; that in the ...
... diameter which has actu- ally been used in the calculations of that volume . Thus the assumed value of Sun's diameter , as seen at Earth's mean dis- tance , in the Nautical Almanacs from 1836 to 1852 , was 32 ' 1 " 80 ; that in the ...
Page 82
... Diameter . Obs . Corrected Vertical Diameter . 1 1836 to 1850 1502 323.68 1625 32 3.58 Apparent Errors of the Duration of Passage of the Sun's Horizontal Diameter , and of the Sun's Vertical Diameter , as computed in the Nautical ...
... Diameter . Obs . Corrected Vertical Diameter . 1 1836 to 1850 1502 323.68 1625 32 3.58 Apparent Errors of the Duration of Passage of the Sun's Horizontal Diameter , and of the Sun's Vertical Diameter , as computed in the Nautical ...
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Common terms and phrases
2r+g Airy Alhazen Annex appears April Astronomer Royal bright Calculation CAYLEY clock Comet computed corrected crater Decl declination diameter difference distance Ditto ditto edge Ephemeris equations Equatoreal error excentricity eye-piece Greenwich inches aperture instrument July June Jupiter Jupiter's Satellites latitude light limb longitude Lunar m² e m² n² Mars Mean Solar measures Memoir meridian Minor Planets Monthly Notices Moon Moon's Mean Motion N.P.D. from Observation Nautical Almanac nearly Nebula nucleus Number of Observations obtained Occultation orbit parallax perihelion photographs Prof R.A. from Observation Radcliffe Catalogue radiation Right Ascension ring Royal Observatory Saturn Secular Acceleration shadow Sirius Small Planets Society Solar Eclipse soleil stars Struve Sun's disk surface T. W. Webb taches telescope term thermometer tion Transit of Mercury Ursa Variable Variable Stars W. R. Dawes Weisse