74 



MICHIGAN ACADKMY OP SCIENCE. 



OBSERVATIONS OF POLARIS CLAMP WEST. 



No. 



55 

 56 

 57 

 58 



59 



60 

 61 



62 

 63 



64 



Date. 



1900. 



October 3.5. 



9.5. 



12.5. 



19.4. 



November 26.4. 



December 2.3 



13.3. 



1901. 



January 20.2 



30.2. 



February 7.2. 



1900.0. 

 Z. 



29' 39.78" 



29 40.92 



29 39.67 



29 39.87 



29 39.54 



29 

 29 



29 

 29 



39.79 

 39.32 



40.03 

 39.07 



29 39.39 



Run. 



-i-0.15" 

 -f0.17 

 +0 16 

 -1-0.16 



-f0.19 



-H).20 

 +0.20 



+0.23 

 +0.22 



+0.22 



Per. 

 error. 



-0.17' 

 —0.16 

 -0.16 

 —0.05 



-0.04 



-0.03 

 +0.00 



-f0.02 

 +0.36 



-0.17 



OBSERVATIONS OF POLARIS. CLAMP WEST. S. P. 



No. 



to 



U 

 12 

 13 



14 

 15 

 16 

 17 

 18 



19 

 20 

 21 

 22 



23 

 21 

 25 

 26 

 27 

 28 



29 

 30 

 31 

 32 

 33 

 34 



Date. 



June 



October 



1899. 

 12.3. 

 16.3. 

 23.3. 



11.9. 

 17.9. 

 20.9. 

 23.9. 

 24.9. 



November 29.8. 



December 



January 



February 



Marcti 



April 



5.8. 



7.8. 

 19.8. 

 20.8. 



1900. 

 21.7. 



22.7. 

 27 7. 

 28.7- 

 30.7. 



9.6. 

 10.6. 

 13.6. 

 17.6. 



1.6. 



2.6. 

 19.6. 

 23.5. 

 30.5. 

 31.5. 



3.5. 



9.5. 

 10.5. 

 25.4. 

 27.4. 

 30.4. 



I. 



2 



2 3 

 2-3 



3 



3-4 



2-3 



3 



3 



3 



2 



3-2 

 3 



3 



3 4 

 3 



3-4 

 3 4 



3 

 4 

 3-4 



3 

 2-3 



3 



3 

 3 



4 

 2-3 



S. 



2 

 2-3 



3 



3-4 

 2-3 

 3 



3 



3 



3-2 



3 



3 



3 



3 



3-4 



3-4 



3 

 4 

 .3-4 



2-3 

 2-3 



3 

 3-4 



4 

 2-3 



App. Z. S P. 



48" 



48 



48 



48 

 48 

 48 

 48 

 48 



57' 09.77" 

 57 10.06 

 57 09.70 



56 

 56 

 56 

 56 

 56 



48 

 48 

 48 

 48 



44.75 

 41.68 

 40.92 

 40.. 59 

 39.93 



48 56 27.36 



56 

 56 

 56 

 56 



48 56 



48 56 



48 56 



48 56 



48 56 



48 56 



48 56 



48 56 



48 56 



48 .56 



48 56 



48 58 



48 56 



48 66 



48 56 



48 56 



48 56 



48 56 



48 56 



48 46 



48 56 



25.17 

 24.82 

 21.82 

 21.64 



19.74 

 20.14 

 19.36 

 19.35 

 19.56 



20.07 

 22.09 

 21.79 

 22.99 



24.94 

 !;;5.60 

 30.39 

 31.74 

 33.24 

 33.76 



35.19 

 36.08 

 36.52 

 10.96 

 42.45 

 42.95 



Red. 



1900 0. 



-22 14" 

 —22.56 



—22.89 



+01.96 

 +04.20 

 +05.28 

 +0H.48 

 +06.89 



+19.05 



+20.83 

 +21.38 

 +24.03 

 +24.22 



+26.75 

 +26.69 

 +26.52 

 +26.49 

 +26.40 



+25.23 

 +25.12 



+21.71 

 +23.89 



+21.40 

 +21.13 

 + 16.33 

 + 15.20 

 + 13.05 

 +12.70 



+11.74 

 +09.98 

 +0i*.66 

 +05.05 

 -f 04.41 

 +03.52 



1900.0. 

 Z. 



56' 

 56 

 56 



.56 

 56 

 56 

 56 

 56 



56 

 56 

 56 

 56 



56 

 56 

 56 

 56 

 56 



56 

 .56 

 56 

 56 

 56 

 56 



56 

 56 



56 

 56 



47.63" 

 47 50 

 46.81 



46.71 



45.88 

 46.20 

 47.07 

 46.82 



56 46.41 



46.00 

 46.20 

 45.85 

 45.86 



46.49 

 46 83 

 45.88 

 45.84 

 45.96 



56 45.90 



56 47.21 



56 46.50 



56 46.88 



46.34 



46.79 

 46.72 

 46.94 

 46.29 

 46.46 



46.9.J 

 47.06 

 56 47.18 

 56 46.01 

 46.86 

 46.47 



Run. 



—0.01" 



-0.02 



-0.03 



—0.06 

 -0.09 

 -0.07 

 -0.09 

 -0.09 



—0.11 



-0.11 

 —0.12 

 —0.12 

 -0.14 



-0.17 

 -0.14 

 -0.13 

 —0.15 

 -0.18 



-0.16 

 —0.14 

 -0.15 

 —0.15 



-0.14 

 -0.13 

 —0.10 

 -0.10 

 —0.1 1 

 -0.10 



—0.10 

 —0.14 

 -0.10 

 -0.10 

 -0.08 

 -0.10 



Per. 

 error. 



—0.00" 



+0.02 



+0.01 



+0.08 

 +0.08 

 +0.00 

 +0.16 

 +0.16 



+0.13 



+0.11 

 +0.05 

 -0.02 

 +0.00 



-H).03 

 +0.03 

 +0.03 



+0.02 

 +0.06 



+0.04 

 +0.06 

 +0.04 

 -0.11 



+0.06 

 +0.06 

 +0.13 

 +0.04 

 +0.12 

 +0.12 



+0.05 

 +0.02 

 i-0.04 

 +0.12 

 -f0.09 

 +0.16 



