204 U. S. COAST AND GEODETIC SURVEY. 



Table 13. — Values of u and log F of L2 and Mi for years 1900 to 2000 — Contd 



Year. N 



uofLi. Diff. uoSMi. Diff. Log ^(£2). Diff. Log F(Mi). Diff. N 



1989 

 1890 



1991 



i992 



1993 



1995 



1996 



1999 



2000 



315 

 310 

 305 

 300 



295 

 290 

 285 

 280 



275 

 270 

 265 



260 

 255 

 250 

 245 



240 

 235 

 230 

 225 



220 

 215 

 210 

 205 



200 

 195 

 190 



185 



180 

 175 

 170 

 165 



160 

 155 

 150 

 145 



140 

 135 

 130 



125 

 120 

 115 

 110 



-19.4 



-16.4 

 -11.8 

 -6.5 

 -0.9 



+4.6 



+9.7 



+14.0 



+ 17.0 



+18.3 

 + 17.3 

 +13.6 



+7.7 

 +0.8 

 -5.0 

 -8.6 



-10.2 

 -9.9 



- 8.5 

 -6.4 



-3.8 

 -1.1 



+ 1.6 

 +4.1 



+6.2 

 +7.9 



+8.9 

 +9.2 



+ 8.6 

 +7.0 

 +4.5 

 +1.2 



-2.5 



-6.1 



-9.1 



-11.1 



-11.8 

 -11.4 

 -9.9 



-7.5 

 -4.4 

 -0.9 



+2.8 



3.0 



4.6 

 5.3 

 5.6 

 5.5 



5.1 

 4.3 

 3.0 

 1.3 



1.0 

 3.7 

 5.9 



5.8 

 3.6 

 1.6 



0.3 

 1.4 

 2.1 

 2.6 



2.7 

 2.7 

 2.5 

 2.1 



1.7 

 1.0 

 0.3 

 0.6 



1.6 

 2.5 

 3.3 

 3.7 



3.6 

 3.0 

 2.0 

 0.7 



0.4 

 1.5 

 2.4 



3.1 

 3.5 

 3.7 



22.5 



31.5 

 43.2 

 59.0 

 79.5 



102.2 

 122.6 

 138.2 

 149.7 



158.6 

 165.5 

 171.5 



176.9 

 182.0 

 187.0 

 192.4 



198.3 

 205.2 

 213.5 

 224.1 



237.9 

 255.1 

 274.5 

 293.1 



308.5 

 320.4 

 329.7 

 337.0 



343.0 

 348.3 

 353.0 

 357.5 



1.9 

 6.4 

 11.3 

 16.9 



23.4 

 31.5 

 42.0 



55.9 



73.9 



94.8 



114.7 



9.0 



11.7 

 15.8 

 20.5 

 22.7 



20.4 

 15.6 

 11.5 



6.9 

 6.0 

 5.4 



5.1 



5.0 



.1 



5.9 



6.9 



8.3 



10.6 



13.8 



17.2 

 19.4 

 18.6 

 15.4 



11.9 

 9.3 

 7.3 

 6.0 



5.3 



4.7 

 4.5 

 4.4 



4.5 

 4.9 

 5.6 

 6.5 



8.1 

 10.5 

 13.9 



18.0 

 20.9 

 19.9 



0. 0132 



9. 9595 

 9. 9209 

 9. 8967 

 9.8859 



9. 9011 

 9. 9257 

 9. 9601 



0.0029 

 0. 0479 

 0. 0887 



0. 1137 

 0. 1147 

 0. 0933 

 0. 0591 



0. 0218 

 9. 9878 

 9. 9598 

 9.9389 



9. 9252 

 9.9183 

 9.9177 

 9. 9228 



9. 9330 

 9. 9477 

 9. 9661 

 9. 9870 



0.0091 

 0. 0302 

 0. 0477 

 0. 0586 



0. 0605 

 0. 0524 

 0. 0355 

 0. 0124 



9. 9866 

 9.9613 

 9. 9389 



9. 9215 

 9. 9103 

 9. 9066 

 9. 9111 



537 



386 



242 



108 



17 



135 

 246 

 344 



428 



450 

 408 

 250 



10 

 214 

 342 

 373 



340 

 280 

 209 

 137 



69 



6 



51 



102 



147 

 184 

 209 

 221 



211 

 175 

 109 

 19 



81 

 169 

 231 

 258 



253 

 224 

 174 



112 

 37 

 45 



9. 7341 



9.7906 

 9.8582 

 9. 9276 

 9. 9776 



9. 9827 

 9. 9433 

 9. 8848 

 9. 8283 



9. 7819 

 9. 7493 

 9.7290 



9. 7211 

 9. 7249 

 9. 7400 

 9. 7662 



9. 8033 

 9.8510 

 9. 9086 

 9. 9731 



0. 0372 

 0. 0868 

 0. 1041 

 0.0839 



0. 0395 

 9. 9876 

 9. 9382 

 9. 8955 



9. 8607 

 9. 8339 

 9. 8148 

 9. 8035 



9.7999 

 9.8044 

 9. 8174 

 9.8395 



9. 8714 

 9. 9130 

 9. 9627 



0. 0141 

 0. 0516 

 0. 0540 

 0.0142 



676 

 694 

 500 

 51 



394 

 585 

 565 

 464 



326 

 203 

 79 



38 

 151 

 262 

 371 



477 

 576 

 645 

 641 



496 

 173 

 202 

 444 



519 

 494 

 427 

 348 



268 

 191 

 113 

 36 



45 

 130 

 221 

 319 



416 

 497 

 514 



375 



24 



398 



315 

 310 

 305 

 300 



295 

 290 

 285 

 280 



275 

 270 

 265 



260 

 255 

 250 

 245 



240 

 235 

 230 

 225 



220 

 215 

 210 

 205 



200 

 195 

 190 

 185 



180 

 175 

 170 

 165 



160 

 155 

 150 

 145 



140 

 135 

 130 



125 

 120 

 115 

 110 



