CALCOLO NBLL'ELLISSOIDE DI BESSEL 119 



Ritenendo 



log p TO = 6,8033935.288, 



si ha 



p M = metri 6350008.875. 



11. Raggio di curvatura meridiana mediante gli sviluppi in serie. — Si ha 



Pm = 6334832,03338+[4,8022307.781] sin 2 B+[2,7235572] sin 4 B+ 

 +[0,01492] sin 6 B+[8,491— 10] sin 8 B+... 

 = 6334832,03338+24159,82919+76,78412+0,22777+0,00065=6359068,87511, 



Pm = 6366675,60088— [4,5048361.455] cos2B+[2,1265783] cos 2 2B— 

 —[9,71837—10] cos 3 2B+[7,295— 10] cos 4 2B— ... 

 = 6366675,60088—7614,30739 + 7,58860-0,00700+0,00001=6359068,87513, 



p m = 6398786,84764— [4,8095070.770] cos 2 B^-[2,7337365] cos 4 B— 

 —[0,62800] cos 6 B+[8,506— 1UJ cos 8 B— ... 

 = 6398786,84764-39924,55740+207.58701—1,00740+0,00471 

 = 0359068,87516, 



Pm = 6398786,84764— [4,8065993.174] cos«p+[2,0289497] cos 4 p+- 



+[9,07521—10] cos G ?+[6,474— 10] cos 8 ^... 

 = 6398786,84764—39759,17524+41,17426+0,02843+0,00004=6359068,87513, 



Pm = 6366782,67251— [4,5048434.491] cos2p+ [1,42 76156] cos 2 2£+ 

 +[8,17430—10] cos 3 2|3+[5,273— 10] cos 4 2p+... 

 = 0366782,67251—7715,35585+1,55826+0,00021 =0359068,87513, 



p m = 6334832,03338+[4,8051451.378] sin 2 P+ [2,0304039] sin^— 

 _[9,07957—10] sin 6 p+[0,481— 10] sin 8 p+... 

 = 6334832,03338+24221,41309+15,43522—0,00650+0,00001=6359068,87514. 



Riterremo per raggio di curvatura meridiana alla latitudine dell' antico Circolo di 

 Ramsden 



? m = metri 0359068,87513. 



