Treatise on the principal mathematical instruments employed in surveying, levelling, and astronomy : explaining their construction, adjustments, and use. With an appendix, and tables / By Frederick Walter Simms.

  • Frederick Walter Simms
Date:
1844
Catalogue details

Licence: Public Domain Mark

Credit: Treatise on the principal mathematical instruments employed in surveying, levelling, and astronomy : explaining their construction, adjustments, and use. With an appendix, and tables / By Frederick Walter Simms. Source: Wellcome Collection.

    151/176 (page 135)
    _ TABLE V. Logarithms to compute the Longitude from the Difference between the Intervals of the Transit of the Moon’s bright Limb and a Star. 2 2 Min Log. Parts] Min. Log. Parts aa Log. Parts} Min, Log. | Parts —_—— SS UEEEERIEEnieenteened —— ——___ 8 ee | 6°0/1°441689|} 0 [12°0|1°420737| 0 Is *0}1°400682) 0 [24°0/1 381448) 0 | 1) +441332) 36 | -1]1-420396) 34 | -1/1-400355 33 | -1/1 -381134| 31 2|1°440975| 71 | -2/1-420055| 68 | -2/1-400028) 65} -2/1-380820| 63 3/1 440619|107 | -3]1°419715|102 | -3/1-399701| 98} -3|1 380506) 94 -4|1 -440263/142 | 4/1 -419373/136 | -4|1°399375/130 | -4/1 -380193/125 +5|1439907|178 | -5|1°419033|170 | -5/1 -399049| 163 | -5|1-379880| 156 6|1°439551/214 | -6/1 418693} 204 | -6|1 -398723/196 | -6|1-379567|188 7|1°439196|249 | +71 418354/238 | 7/1 398397) 228 | -7|1 -379254/219 *8|1 -438840|285 | -8|1418014}272 | -8|1 -398071/261 | -8|1378941/ 250 9/1 -438486|320 | -9/1°417674/306 | +9|1-397746|293 | -¥|1 378629] 289 7°0|1-438131| 0 [13 -0/l 417335] 9 419-0|1 397421) 0 125 -0|1 -378317| 0 ‘1{1 -437777| 35 | -1{1 416996] 34 | +1/1-397096| 32 | -1]1-378005| 31 2/1 437423] 71 | -2|1-416657| 67 | -2|1-396772| 65 | -2|1 377693) 62 3|1 -437069|106 | °3/1°416319}101 | “3/1 -396447| 97 | -3]1-377382| 93 {1 -436715|141 | -4{1 415981135 | -4/1-396123/129 | 4/1 -377071/124 5|L 436362) 177 | °5|1 -415643}168 | -5|1-395799/161 | -5/1 -376759/ 155 6|1 *436009/212 | -6|1°415306)202 | -6/1 -395476/194 | -6/1 376449] 186 *7|1 435650|247 | -7|1°414969| 236 | +7/1°395152/226 | -7|1 -376138/218 *8|L °435304|282 | -8/1°414631/276 | -8|1 -394829/258 | -g/1 -375827|249 “9|1 -434952|318 | -9/1-414294/303 | -9/1-394506|291 | -9/1 -375517| 280 8 *0/1*434600| 0 414 -0|1 -413957| 0 [20 0/1 -394183| 0 |26-0|1 -375207] 0 | +1/1 434248] 35 | -1[1 413621} 33 | -1/1 393860 1/1 374897) 31 | :2|1 433897] 70 | -2|1-413285] 67 | -2|1-393538 -2|1°374587| 62 3/1 433546|105 | -3/1+412949] 100 | -3/1 “393216 3/1 °374278| 92 | -4{1 433195140 | -4{1-412613/134 | -4/1 392894 -4|1 +373969| 123 +5] °432845|175 | -5/1-412278/167 | -5{1 392572 *5|1-373659) 154 | *6|L°432494|210 | -6|1-411942/201 | °6/1 392251 6|1 °373351} 185 | :7]t-432144/245 | -7|1-411607)234 | -7/1 391930 7|L +373042| 216 -8|1 -4317981280 {| -8/1°411273/268 | -8/1-391608 8|1 *372733! 246 9/1 -431445/315 | -9{1-410938|301 | -9/1-391288 “91 +372425| 277 90/1 -431096| 0 {15 -0|1 410604!” 0 [21 -0|1 390967 “01 372117] 0 “1/1 -430747| 35 | °11°410270) 33 | °1/1 -390647 1/1 °371809] 31 -2|1 430398| 70 | 2/1 409936) 67 | °2|1 390327 21371501) 61 | -3|1 430050] 104 | -3|1-409602}100 | -3|1-390007 3/1 °371194] 92 -4/1°429701) 139 | -4/1°409269] 133 | -4]1 389687 4|1 3708871129 | *5|1 429354174 | *5/1408935/166 | °5]1 “389367 5/1 °370579] 153 -6|1 429006] 209 | *6/1-408602|200 | -6|1 -389048 6|1 -370273| 184 7|1 °428659| 244 | -7|1 -408270/ 233 | -7|1 388729 7|1 369966] 214 *8|1 °428312) 278 | -8/1-407937|266 | “8/1 -388410 8/1 *369659| 245 | -9|1 °427965| 313 | °91°407605/300 | *9{1 388091 9|1 +369353| 275 | 10 “0/1 “427618 5-0/1 -407273| 0 |22-0|1 -387773| 0 |28-0/1-369047| 0 | “1/1 427272} 35 | +1/1-406941| 33} °1/1-387454| 32] -1]1 368741] 30 -2/1-426925| 69 | -2/1-406610| 66 | 2/1 -387137| 63 | -2|1-368435] 61 3/1 +426580/ 103 | -3|1-406278] 99 | -3/1 386819] 95 | -3/1-368130| 91 -4|1 426234) 138 | -4[1-405947|132 | -4/1°386501)127 | -4/1 -367825] 122 5/1 *425888|172 | *5|1°405617|165 | °5|1°386183/158 | °5|1 -367520) 152 | “6/1 *425543/207 | °6/1-405286]198 | *6|1 -385867/190 | -6|1 °367215] 183 } 7\1 425198) 242 | -7|1°404956/231 | °7|1°385550/222 | -7/1 366910] 213 *8|1°424854|276 | 8/1 -404626/264 | -8|1 385233/254 | 8/1 -366605 244 9/1 -424509|310 J -9|1 -404296/297 | “9|1 384916/285 | °9/1 -366301| 274 11 -0|1 “424165 0|1 403966] 0 [23-01 -384600| 0 [29 -0|1 365997| 0 -1/1-423821| 34 f °1|1-403636| 33 | *1/1°384284) 31 | 1/1 -365693) 30 -2/1-423477| 69 | 2/1 -403307| 66 | °2|1 383968|-63 | -2)1 365389) 61 3/1 -423134|103 | °3|1:402978| 98 | -3|1-283652| 94] -3)1-365086) 91 4/1 +422791|137 | 4/1 °402650/131 | °4]1°383337)126 | *4/1 :364782| 121 “5/1 °422448/171 | °5|1 -402321]164 | °5/1°383021|157 | °5|1 1364479! 151 -6|1°422105|206 | °6|1°401993/197 | 61 -382706)189 | -6)1 364176) 182 ‘7|1 °421763/ 240 | -7/1 -401665| 230 | °7|1382391/220 | -7|1 363873) 212 -g/1°421421/274 | -8|1-401337/262 | -8|1-382077/252 | *8.1+363571| 242 +91 421079|309 | -9|1 401009] 295 | -9|1 -381762/283 | -9|1 +363268| 273 | =