Magnetic Results

Magnetic Results

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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. 1850 edition. Excerpt: ...R. Cephei 51 Hev. B. A. C.2210, R. B. A. C. 2210. - Canis Majoris. Piazzi VI. 311.? Geminorum. Lalande 13792. Lalande 13797. S Geminorum, R. d Geminorum. Castor, R. Castor. Procyon. Jupiter. (c) (c) a Geminorum. March 2. 5. 8, &c. By computation it appeared that the N. L. was distant 4. 8' from the illuminated edge, and the correction--2"-52 has been applied for defect of illumination. Correction applied for motion in 5 = + 0"-23. March 4. J. 35, &c. By computation it appeared that the S.L was distant 4. 14' from the illuminated edge, and the correction + 2"-63 has been applied to the N. P. D. of the S. L. for defect of illumination. Correction applied for motion in 5'=--0" "31. March 5. J. 42, &c. Correction for motion =--0"-53. Greenwich Astronomical Observations, 1849. When no reading of the Telescope Micrometer is given, it is to be understood that the reading of the Micrometer was 5r 000. For all other readings, 5r 000 is used as the zero to which the readings are referred in the computation of their equivalents. One revolution =53'-24. t In these observations, the crosses of the Microscope Micrometers were placed upon the next divisions of the limb. 3. Very cloudy, and doubtful to some seconds. 5, 9, 13, 29. The mercury agitated by wind. 19, 20. Very cloudy: the observation not good. 21. Very cloudy: seen for a few seconds only. 24, &c. The S.L. eclipsed. 36, 37. Very faint: the observation bad. 38, &c. The N. L. very uneven: on: cloudy. 32. Faint: a very had observation, the observation not to be depended March 8. 0. 21. The zenith point applied is the mean of those preceding and following. March 8. ). 24, &c. By computation it appeared that the N. L. was distant 0. 6' froshow more

Product details

  • Paperback | 74 pages
  • 189 x 246 x 4mm | 150g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236509986
  • 9781236509987