Astronomical Observations Made at the Observatory of Cambridge Volume 7

Astronomical Observations Made at the Observatory of Cambridge Volume 7

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1835 edition. Excerpt: ... 20 and 21. Meridian error by Polaris S.P. and Polaris, allowing 0',98 for clock rate and change of R.A. To March 26, Illuminated End Of Axis East. Order of Wires, for Stars above the Pole, ABCDEFG. From April 4, Illuminated End Of Axis West. Order of Wires, for Stars above the Pole, GFEDCBA. (a) Very unsteady. The intervals of the wires are very bad. March 25 and 26. Meridian error by Polaris S.P. and Polaris, allowing 0',74 for clock rate and change of R.A. Between March 26 and April 4, the transit was reversed, and the error of collimation determined. April 6 and 7. Meridian error by Polaris and Polaris S.P., allowing 1',20 for clock rate and change of R.A. On April 8 the clock was put forward 1m. The Transit levelled, March 25. 1h: and April 8. 1h. Illuminated End Of Axis West. Order of Wires, for Stars above the Pole, GFEDCBA. (a) The seventh wire was set down 23m. 24',2: there seems to be some mistake, and it is therefore rejected. Polaris S.P. Spica. 0's center. a Orionis. Castor. Procyon. Pollux. a Hydra. Ceres. Regulus. ft Leonis. Saturn's center. Polaris S.P. 0 1 L. Castor. Procyon. Pollux. a Hydra?. Ceres. Saturn's center. N.P.D. 97. 47'. Venus 1 L. Aldebaran. Rigel. 5 1 L. a Hydra. Ceres. Regulus. ft Leonis. Saturn's center. Polaris S.P. m Virginis. Polaris. 0's center. Venus 1 L. Aldebaran. Rigel. a Orionis. n Geminorum. 5 1 L. S Geminorum. Castor. Procyon. Pollux. a Hydree. April 14 and 15. Meridian error by Polaris S.P., Polaris, and Polaris S.P. The Transit levelled, April 15. 1h. D Illuminated End Of Axis West. Order of Wires, for Stars above the Pole, GFEDCBA. Ceres. Regulus. ft Leon is. Saturn's center. Polaris S.P. 0's center. Venus 1 L. H Geminorum. Castor. Procyon. 5 1 L. Regulus. Saturn's center. Polaris. 0's center. Venus...show more

Product details

  • Paperback | 50 pages
  • 189 x 246 x 3mm | 109g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236597753
  • 9781236597755