Annals of the Astronomical Observatory of Harvard College Volume 119 (Paperback)

This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. Excerpt: ...not their first powers, more than three-fourths of the final sum of the squares of the residuals is due to the systematic errors. In this, as in almost every other physical measurement, the difficulty of reducing the accidental errors by repetition, or of obtaining sufficiently accordant results, is small compared with that of eliminating the systematic errors, or of determining the true values. TABLE XV. TABULAR VALUES OF THE INSTRUMENTAL CONSTANTS EMPLOYED IN THE REDUCTI0N 0F THE MERIDIAN 0BSERVATI0NS FROM 15 50 15 15 15 10 15 55 15 30 15 40 16 45 15 40 15 55 16 15 16 0 16 6 16 15 18 15 16 30 16 30 17 0 17 0 30.07 30.14 29.95 30.22 30.23 30.00 80.08 30.08 30.02 29.98 29.97 29.76 30.00 30.17 30.13 30.08 29.93 30.17 17 16 40 17 20 17 0 17 15 17 55 17 55 18 10 18 10 18 35 18 30 18 5 18 35 18 10 18 20 18 45 18 30 30.14 29.83 30.23 30.23 30.00 30.07 30.09 30.02 30.00 30.02 29.77 30.02 30.17 30.11 30.07 29.95 30.17 . . 17 20 17 20 17 50 19 15 17 55 17 25 17 50 18 0 18 10 18 0 18 0 18 20 18 45 18 25" 18 17 18 45 19 48 20 25 19 0 20 40 20 50 20 20 30 20 45 20 50 21 20 20 50 20 45 20 35 20 45 22 5 24 15 23 30 30.00 30.01 30.07 30.23 30.27 30.18 29.98 30.00 30.02 30.02 80.02 30.13 29.93 80.24 30.33 80.27 30.15 80.27 30.23 30.26 29.68 29.83 29.98 30.16 29.60 29.86 30.03 30.36 30.27 30.15 29.86 29.94 30.31 SEPARATE VALUES OF + m, AND OF THE EQUATOR-POINT CORRECTION DERIVED FROM THE FUNDAMENTAL STARS OBSERVED DURING THE YEARS 1874 AND 1875. 32.1 32.7 33.3 32.3 Februaby 14. 4-31.06--31.13--31.06--31.02--31.15--31.17--31.04--31.06--31.08 32.5 31.4 30.9 31.8 30.6 30.8 30.3 32.6 29.5 29.6 26.6 28.7 28.7 27.1 Apbil 1. 0.04 0.14 April 2. Apbil 4. 0.34 0.12 0.60 0.11 1.13 0.33 0.70 0.14 0.19 0.45 1.70 0.50 0.15 0.31-7...