30(5 



LOGARITHM OF Tan 2 Z FOR LAT. 57° 30'. 





72° 



74° 



76° 



78° 



80° 



82° 



84° 



86° 





H. M. 



















H. M. 



6 



97435 



9-7182 



9-6929 



9-6727 



9-6526 



9-6384 



9-6242 



9-6171 



18 



6 10 



9-7654 



9-7383 



9-7111 



9-6887 



9-6663 



9-6496 



96328 



9-6231 



17 50 



6 20 



9-7866 



9-7576 



9-7286 



9-7041 



9-6796 



9-6606 



9-6416 



9-6289 



17 40 



6 30 



9-8072 



9-7765 



9-7458 



9-7192 



9-6926 



9-6709 



9-6492 



9-6337 



17 30 



6 40 



9-8275 



9-7951 



9-7627 



9-7341 



9-7056 



9-6818 



9-6580 



9-6398 



17 20 



6 50 



9-8471 



98131 



97790 



9-7486 



9-7181 



9-6917 



9-6652 



9-6444 



17 10 



7 



9-8663 



9-8307 



9-7951 



9-7627 



9-7304 



9-7021 



9-6738 



9-6504 



17 



7 10 



9-8847 



9-8476 



9-8104 



9-7763 



9-7422 



9-7117 



9-6812 



9-6555 



16 50 



7 20 



9-9029 



9-8642 



9-8256 



9-7897 



9-7538 



97213 



9-6888 



9-6606 



16 40 



7 3Q 



9-9206 



9-8805 



9-8404 



9-8029 



9-7653 



9-7308 



9-6964 



9-6657 



16 30 



7 40 



9-9377 



9-8962 



9-8547 



9-8155 



9-7763 



9-7395 



9-7028 



9-6703 



16 20 



7 50 



99540 



99112 



9-8684 



9-8276 



9-7868 



9-7484 



9-7100 



9-6748 



16 10 



8 



9-9702 



9-9260 



9-8818 



9-8395 



9-7972 



9-7574 



9-7176 



9-6801 



16 



8 10 



9-9854 



99399 



9-8945 



9-8508 



9-8070 



9-7652 



9-7234 



9-6841 



15 50 



8 20 



0-0013 



9-9537 



9-9070 



9-8619 



9-8167 



9-7733 



9-7298 



9-6883 



15 40 



8 30 



0-0144 



9-9666 



9-9187 



9-8722 



9-8258 



9-7806 



9-7354 



9-6924 



15 30 



8 40 



0-0284 



9-9794 



99304 



9-8826 



9-8349 



9-7882 



9-7416 



9-6971 



15 20 



8 50 



0-0415 



9-9914 



9-9413 



9-8923 



9-8433 



9-7954 



9-7464 



9-7006 



15 10 



9 



0-0544 



0-0032 



9-9520 



9-9019 



9-8518 



9-8025 



97532 



9-7048 



15 



9 10 



00659 



0-0139 



9-9619 



9-9104 



9-8590 



9-8085 



9-7580 



9-7079 



14 50 



9 20 



0-0771 



00239 



9-9707 



9-9184 



9-8661 



9-8144 



9-7626 



9-7111 



14 40 



9 30 



0-0877 



0-0337 



9-9796 



9-9263 



9-8730 



9-8200 



9-7670 



9-7140 



14 30 



9 40 



0-0979 



0-0430 



9-9880 



9-9338 



9-8795 



9-8256 



9-7716 



9-7172 



14 20 



9 50 



0-1072 



00514 



99956 



9-9405 



9-8854 



9-8304 



9-7754 



97196 



14 10 



10 



0-1166 



0-0598 



0-0030 



9-9473 



9-8916 



9-8355 



9-7794 



9-7227 



14 



10 10 



0-1242 



0-0671 



o-oioo 



99533 



9-8966 



9-8395 



9-7824 



9-7248 



13 50 



10 20 



0-1318 



0-0740 



0-0162 



9-9587 



9-9012 



9-8434 



9-7856 



9-7271 



13 40 



10 30 



0-1380 



0-0799 



0-0212 



9-9633 



9-9054 



9-8468 



9-7882 



9-7287 



13 30 



10 40 



0-1446 



0-0857 



0-0268 



9-9682 



9-9096 



9-8506 



9-7916 



9-7308 



13 20 



10 50 



01494 



0-0900 



0-0306 



9-9715 



9-9124 



9-8528 



9-7932 



9-7318 



13 10 



11 



01544 



0-0946 



0-0348 



9-9751 



9-9154 



9-8553 



9-7952 



9-7334 



13 



11 10 



0-1586 



0-0980 



0-0374 



9-9777 



9-9180 



9-8576 



9-7972 



9-7348 



12 50 



11 20 



01616 



o-ioio 



0-0404 



9-9804 



9-9204 



9-8596 



9-7988 



9-7359 



12 40 



11 30 



0-1644 



0-1034 



0-0424 



9-9822 



9-9220 



9-8608 



9-7994 



9-7365 



12 30 



11 40 



0-1666 



01055 



0-0444 



9-9838 



9-9232 



9-8620 



9-8008 



9-7375 



12 20 



11 50 



0-1674 



0-1062 



0-0450 



9-9844 



9-9238 



9-8623 



9-8008 



9-7375 



12 10 



12 



0-1678 



0-1067 



0-0456 



9-9849 



9-9242 



9-8627 



9-8012 



9-7377 



12 



Horizontal Argument, Declination. — Vertical Argument, Hour Angle. 



