108 Serial No. 2 !Serial No. 6 3 4 Rsine- difference in minutes 5 Rversed-sine- difference in minutes 7 TRUE LONGITUDE OF A PLANET 65 79 Serial No. 8 9 10 11 12 Serial No. Table of Rsine-differences 8 9 Rsine- difference in minutes 10 205 199 191 183 174 164 11 12 This table gives the Rsine-differences corresponding to the twenty- four elementary arcs in which a quadrant of a circle is divided, each elementary are being equal to 225 minutes. The same table reversed becomes the table of Rversed-sine-differences. Rversed-sine- difference in minutes 93 106 119 131 Serial No. 143 13 Table of Rversed-sine-differences 154 14 15 16 17 18 Serial No. 13 14 15 16 Rsine- difference in minutes 17 154 143 131 119 106 93 18 Rversed-sine- difference in minutes 164 174 199 Serial No. 205 19 Serial No. 21 22 23 Rsine- difference in minutes 24 22 Rversed-sine- difference in minutes 210 215 219 222 224 225
