﻿316 
  

  

  PRACTICAL 
  RULE 
  FOR 
  CALCULATING 
  

  

  TABLE 
  VI. 
  

  

  Values 
  of 
  u 
  and 
  C 
  for 
  Latitude 
  of 
  Philadelphia. 
  

   Arg. 
  The 
  Hour 
  Angle 
  H. 
  

  

  Arg. 
  

  

  Arg. 
  

  

  u. 
  

  

  C. 
  

  

  Arg. 
  

  

  Arg. 
  

  

  180° 
  

  

  0° 
  

  

  000 
  

  

  7-68 
  

  

  90° 
  

  

  90° 
  

  

  179 
  

  

  1 
  

  

  013 
  

  

  7-68 
  

  

  89 
  

  

  91 
  

  

  178 
  

  

  2 
  

  

  0-27 
  

  

  7-67 
  

  

  88 
  

  

  92 
  

  

  177 
  

  

  3 
  

  

  0-40 
  

  

  7-67 
  

  

  87 
  

  

  93 
  

  

  176 
  

  

  4 
  

  

  0-54 
  

  

  7-66 
  

  

  86 
  

  

  94 
  

  

  175 
  

  

  5 
  

  

  0-67 
  

  

  7-65 
  

  

  85 
  

  

  95 
  

  

  174 
  

  

  6 
  

  

  0-80 
  

  

  7-63 
  

  

  84 
  

  

  96 
  

  

  173 
  

  

  7 
  

  

  0-93 
  

  

  7-62 
  

  

  83 
  

  

  97 
  

  

  172 
  

  

  8 
  

  

  107 
  

  

  7-60 
  

  

  82 
  

  

  98 
  

  

  171 
  

  

  9 
  

  

  1-20 
  

  

  7-58 
  

  

  81 
  

  

  99 
  

  

  170 
  

  

  10 
  

  

  1-33 
  

  

  7-56 
  

  

  80 
  

  

  100 
  

  

  169 
  

  

  11 
  

  

  1-46 
  

  

  7-54 
  

  

  79 
  

  

  101 
  

  

  168 
  

  

  12 
  

  

  1-60 
  

  

  751 
  

  

  78 
  

  

  102 
  

  

  167 
  

  

  13 
  

  

  1-73 
  

  

  7-48 
  

  

  77 
  

  

  103 
  

  

  166 
  

  

  14 
  

  

  1-86 
  

  

  7-45 
  

  

  76 
  

  

  104 
  

  

  165 
  

  

  15 
  

  

  1-99 
  

  

  7-41 
  

  

  75 
  

  

  105 
  

  

  164 
  

  

  16 
  

  

  212 
  

  

  7-38 
  

  

  74 
  

  

  106 
  

  

  163 
  

  

  17 
  

  

  224 
  

  

  7-34 
  

  

  73 
  

  

  107 
  

  

  162 
  

  

  18 
  

  

  2-37 
  

  

  7-30 
  

  

  72 
  

  

  108 
  

  

  161 
  

  

  19 
  

  

  2-50 
  

  

  7-26 
  

  

  71 
  

  

  109 
  

  

  160 
  

  

  20 
  

  

  2-63 
  

  

  7-21 
  

  

  70 
  

  

  110 
  

  

  159 
  

  

  21 
  

  

  2-75 
  

  

  717 
  

  

  69 
  

  

  111 
  

  

  158 
  

  

  22 
  

  

  2-88 
  

  

  712 
  

  

  68 
  

  

  112 
  

  

  157 
  

  

  23 
  

  

  300 
  

  

  7-07 
  

  

  67 
  

  

  113 
  

  

  156 
  

  

  24 
  

  

  312 
  

  

  7-01 
  

  

  66 
  

  

  114 
  

  

  155 
  

  

  25 
  

  

  3-24 
  

  

  6-96 
  

  

  65 
  

  

  115 
  

  

  154 
  

  

  26 
  

  

  3-36 
  

  

  6-90 
  

  

  64 
  

  

  116 
  

  

  153 
  

  

  27 
  

  

  3-48 
  

  

  6-84 
  

  

  63 
  

  

  117 
  

  

  152 
  

  

  28 
  

  

  3-60 
  

  

  6-78 
  

  

  62 
  

  

  118 
  

  

  151 
  

  

  29 
  

  

  3-72 
  

  

  6-71 
  

  

  61 
  

  

  119 
  

  

  150 
  

  

  30 
  

  

  3-84 
  

  

  6-65 
  

  

  60 
  

  

  120 
  

  

  149 
  

  

  31 
  

  

  3-95 
  

  

  6-58 
  

  

  59 
  

  

  121 
  

  

  148 
  

  

  32 
  

  

  407 
  

  

  6-51 
  

  

  58 
  

  

  122 
  

  

  147 
  

  

  33 
  

  

  '4-18 
  

  

  6-44 
  

  

  57 
  

  

  123 
  

  

  146 
  

  

  34 
  

  

  4-29 
  

  

  6-36 
  

  

  56 
  

  

  124 
  

  

  145 
  

  

  35 
  

  

  4-40 
  

  

  6-29 
  

  

  55 
  

  

  125 
  

  

  144 
  

  

  36 
  

  

  4-51 
  

  

  6-21 
  

  

  54 
  

  

  126 
  

  

  143 
  

  

  37 
  

  

  4-62 
  

  

  613 
  

  

  53 
  

  

  127 
  

  

  142 
  

  

  38 
  

  

  4-73 
  

  

  6-05 
  

  

  52 
  

  

  128 
  

  

  141 
  

  

  39 
  

  

  4-83 
  

  

  5-97 
  

  

  51 
  

  

  129 
  

  

  140 
  

  

  40 
  

  

  4-93 
  

  

  5-88 
  

  

  50 
  

  

  130 
  

  

  139 
  

  

  41 
  

  

  504 
  

  

  5-79 
  

  

  49 
  

  

  131 
  

  

  138 
  

  

  42 
  

  

  514 
  

  

  5-70 
  

  

  48 
  

  

  132 
  

  

  137 
  

  

  43 
  

  

  5-24 
  

  

  5-61 
  

  

  47 
  

  

  133 
  

  

  136 
  

  

  44 
  

  

  5-33 
  

  

  5-52 
  

  

  46 
  

  

  134 
  

  

  135 
  

  

  45 
  

  

  5-43 
  

  

  5-43 
  

  

  45 
  

  

  135 
  

  

  

  

  C. 
  

  

  w. 
  

  

  

  

  TABLE 
  VII. 
  

  

  Values 
  of 
  h 
  and 
  f 
  for 
  Lati 
  

  

  tude 
  of 
  Philadelphia. 
  

   Arg. 
  Sun's 
  or 
  Star's 
  Declin. 
  

  

  Arg. 
  

  

  0° 
  

  

  1 
  

  

  2 
  

  

  3 
  

  

  4 
  

  

  5 
  

  

  6 
  

  

  7 
  

   8 
  

   9 
  

  

  10 
  

   11 
  

   12 
  

   13 
  

  

  14 
  

  

  15 
  

   16 
  

   17 
  

  

  18 
  

   19 
  

  

  20 
  

   21 
  

   22 
  

   23 
  

   24 
  

  

  25 
  

  

  26 
  

   27 
  

   28 
  

   29 
  

   30 
  

  

  6-39 
  

   6-39 
  

   6-38 
  

   6-38 
  

   6-37 
  

  

  6-36 
  

   6-35 
  

   6-34 
  

   6-33 
  

   6-31 
  

  

  629 
  

   6-27 
  

   6-25 
  

   6-22 
  

   6-20 
  

  

  6-17 
  

   614 
  

   611 
  

  

  6-08 
  

   604 
  

  

  6-00 
  

   5-96 
  

   5-92 
  

  

  5-88 
  

   5-84 
  

  

  5-79 
  

   5-74 
  

   5-69 
  

   5-64 
  

   5-59 
  

   5-53 
  

  

  f- 
  

  

  0-00 
  

   Oil 
  

   0-22 
  

   0-33 
  

   0-45 
  

  

  0-56 
  

   0-67 
  

   0-78 
  

   0-89 
  

   1-00 
  

  

  111 
  

  

  1-22 
  

   1-33 
  

   1-44 
  

   1-55 
  

  

  1-65 
  

  

  1-76 
  

   1-87 
  

   1-97 
  

   2-08 
  

  

  218 
  

   2-29 
  

   2-39 
  

   2-50 
  

   2-60 
  

  

  2-70 
  

   2-80 
  

   2-90 
  

   300 
  

   310 
  

   319 
  

  

  TABLE 
  VIII. 
  

  

  Moon's 
  reduced 
  Semidiame- 
  

  

  ter. 
  

  

  Arg. 
  Moon's 
  Horizontal 
  Pa- 
  

  

  rallax. 
  

  

  Arg. 
  

  

  Semidiam. 
  

  

  53' 
  

  

  2-7324 
  

  

  54 
  

  

  2-7323 
  

  

  55 
  

  

  2-7321 
  

  

  56 
  

  

  2-7320 
  

  

  57 
  

  

  2-7319 
  

  

  58 
  

  

  2-7318 
  

  

  59 
  

  

  2-7316 
  

  

  60 
  

  

  2-7315 
  

  

  61 
  

  

  2-7314 
  

  

  62 
  

  

  2-7313 
  

  

  