... errata to the volume of Oppolzer's great work . Since then Mr. Leuschner , of the Lick Observatory and University of California ... notice ; but the change of a figure is necessary , and so are all the rest of the numerical corrections . Also ...
... Trigonometria ( which only gives the logarithms of numbers from unity to 20,000 ) contains 79 errata in the logarithms and 40 in the differences ; of the former three are not given in the Arithmetica ( viz . , those for the numbers 6197 ...
... theodolite and collimator , with apertures of about an inch and a half . The theodolite telescope does not clear its circle at much greater zenith distances than 150 ° . The theodolite and collimator were mounted as opposite telescopes ...
... companions 99 132. Third star 10 - magnitude ; clouds stopped observations . 99 133. Companion seen ; too faint to measure , seems unaltered . 29 134. Seen , no change apparent ; too faint to measure . : 99 135 . Foggy night ; in the ...
... 9 Com . ) n + 231 ° 1 ′ ) - the former depending exclusively on Jupiter , but the latter on Jupiter and Saturn conjointly . A numerical discussion of the data by the method of least squares , on the foregoing basis , leads to the ...
... 9 Com . ) n + 231 ° 1 ′ ) the former depending exclusively on Jupiter , but the latter on Jupiter and Saturn conjointly . A numerical discussion of the data by the method of least squares , on the foregoing basis , leads to the ...
The Study of Variable Stars Using Small Telescopes
... between phases 0.9 and 0.1 , and each 0.02 phase interval between phases 0.1 ... due to ellipticity and reflection effects . may introduce systematic error . On ... difference in brightness between two stars when that difference is very ...
... Astronomy . Note relative à une Courbe du Sixième Degré qui se présente en Astronomie . Par E. de Jonquières . Tortolini , t . i . pp . 112-116 . ( 1858. ) the radius vector whereof is proportional to the equation of time . The note ...
Journal de la Societe Royale D'astronomie Du Canada
... Science Fair 2002 by Frederick R. Smith , National Awards Committee ... 200 judges evaluated 340 projects during a two - day period . The first day ... projects and the criteria for the awards . There were four Junior , two Intermediate ...
... observation deduced from reflection observations of stars in 1888 is -o " 118 , the numerically largest value for any month being -o " 43 for the month of May ( 20 nights ) . No correction for this discordance has been applied . In 1879 ...
... seven seconds : intervals of time which would correspond to depths of the reversing layer ranging from about one ... less than one - eighth of a second . 2 seconds . 1 or 2 seconds . less than 2 seconds . 5 to 7 seconds . about a second ...
... seven seconds : intervals of time which would correspond to depths of the reversing layer ranging from about one ... less than one - eighth of a second . 2 seconds . 1 or 2 seconds . less than 2 seconds . 5 to 7 seconds . about a second ...
... Niv + [ 2 ] N ) , - ( 3,0 ) N + ( 3,1 ) N ' + ( 3,2 ) N " — [ 3 ] N ' ' ' + ( 3 ) Niv + [ 3 ] N® . Dans chacune de ces équations la somme algébrique des coefficients des variables est nulle , et par suite il n'entre en réalité que les ...
Journal de la Société Royale D'astronomie Du Canada
... and 1.5hrs of Olll . Processed with CCAP , CCD Stack , Maxim DL , Photoshop CS3 . Figure 3 Pierre Tremblay paid a visit to the celestial. 156 August / août 2009 Celebrating the International Year of Astronomy ( IYA2009 ) JRASC.
... these belong to type F. 11. The nature of the systematic motions projected on the plane of the galaxy , so far as they are indicated by the whole of the present work , will be best seen by plotting the values of P and Q as point co ...
... letter book , by Mr. Carrington Extract of a Letter from Mr. Nasmyth to Mr. Hodgson On the Amount of Light given by the Moon at the greatest stage in the excentrically - total Eclipse , 1863 , June 1 , by the Astronomer Royal Errata in ...
... Factorial Table to which reference is made here , is a Table embodying three equations ; which are prepared by forming the three equations of motion , each of which is expressed in terms of r , v , and z ; and differentiating these ...
... the shadow fell on a portion of the surface which was neither bright nor dark . Instrument used , the 12 - in . reflector , power 400 . February 3 , 1873. Obliquity of line of sight = 2 ° 19 " . The shadow of I was scrutinised when in ...
... distance of Z from the Earth's centre Earth's radius for latitude 45 ° . And if we take Q ' such that its an- gular ... linear distance Z M in the projection , we have g = tan ZM , and therefore sin Z M = " . 26 hence g2 + 1 Arc MQ'P ...
... distance of Z from the Earth's centre = Earth's radius for latitude 45 ° . And if we take Q ' such that its an ... linear distance Z M in the projection , we have g = tan ZM , and therefore sin Z M = 24 g2 + 1 hence 9 Arc M Q'P ' 26 e2 + ...
... practice , an exact equation . It is this equation , subject to its use in practice , and not any theoretical views ... equations ( 1 ) δω δη ST - M 22 T If we will introduce in our practical determinations of mean times any conditional ...
... time- signals to and control the clock of that establishment by means of electric communication with the normal clock of the Obser- vatory . Jones ' system of controlling clocks has been for some time past successfully practised in ...
Transactions of the Astronomical and Physical Society of Toronto
... 9450 0'3445 09388 0'3540 09352 0'3592 09333 Star Polaris S.P. for Year 1853- Mean R.A. 1h 5m. Star Polaris for 1853 ( continued ) . Seconds Seconds of Z.P. of Z.P. Day of Cor- Observation . rection used . Cor- rection adopted . Seconds ...
... 9450 0'3445 O'9388 0'3540 09352 46.87 46.96 -'009 0'3592 09333 Star Polaris S.P. for Year 1853 . Mean N.P.D. 1. Star Polaris for 1853 ( continued ) . Seconds Seconds of Z.P. of Z.P. Z.P. used Seconds of Mean Mean Long . N.P.D. of Moon's ...
... L. H. is Approximate R.A. Declination South . Number of Observations of Position Angle . Distance in Seconds of Arc ... 464 4747 465 4751 نے نے R. 15 8 55 16 15 9 74 48 466 4752 L. H. 15 10 47 28 467 4753 R. 468 4757 R. Y Circini نے نے ...
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