N 



D 



I X. 



1% 



TABLE 



[^•] 



Obfervations with the Pendulum from the i6th to the i8th of July, 1773, in Latitude 79° 50' N. 



Obfervaiions 

 referred to. 



21- 



2 2- 

 22- 

 21- 

 21- 

 1- 



'5- 



15- 



I- 



'3- 



13- 



^5- 



15- 



'3- 



13- 



1- 



1- 



I- 



1- 



-22 



-15 



-27 



-30 

 -^7 

 -3° 

 -13 

 -21 



-22 

 -15 



—2 I 

 -22 

 -27 



-30 

 -27 



-3° 

 -21 



-22 



-27 

 -30 



Difference between 

 the Height of the 

 Thermometer at 

 the Time of adjuft- 

 ment at London, 

 and at the Time of 

 Obfcrvation. 



3 



io| 

 6| 

 7 



5i 



Si 



i2i 



Hi 



9i 

 12 

 io| 

 10 



8 



111 



lOi 



9i 



Contraftion of 

 the Pt-ntbihm 

 rod by the 

 coidjin parts 

 of an Inch. 



Time gained on 

 the Watch by 

 the contra(5tion 

 of the Pendulum 

 rod. 



,0020 

 ,0007 

 ,0027 

 ,0015 

 ,0017 

 ,0014 

 ,0014 

 ,0031 

 ,0028 

 ,0023 

 ,0030 

 ,0026 

 ,0025 

 ,0020 

 ,002 J 

 ,0015 

 ,0016 

 ,0028 

 ,0027 

 ,0024 

 ,0024 



II 



0,06 

 0,03 

 0,28 



0.35 

 0,44 



0'37 

 0,41 



1,06 



1,05 



0,98 



i'33 

 1,26 



i'3i 

 1,28 



1,38 



I, II 

 1,22 

 2,30 



^-'3,3 

 2,58 



2,72 



Time gained by 

 the Pendulum on 

 the Watch, cor- 

 retf^ed for the 

 Thermometer. 



1.44 

 2,97 



4.72 



9'i5 

 10,56 

 12,13 



i3'59 

 12,94 



44.95 

 48,02 

 17,67 



49.74 

 52,69 



57,22 

 58,62 

 62,39 

 63,78 

 62,70 

 65,67 



74,92 

 76,28 



Time loft by the 

 Watch, accord- 

 ing to its Rate 

 of going, as de- 

 termined by the 

 tranfit. 



0,10 

 0,15 



0,78 

 0,90 



o>9S 



1,05 



1,21 



i'34 



i'5i 

 1,60 



1,72 

 1,88 

 2,30 

 2,41 

 2,68 

 2,78 

 2,94 



3''i 

 3»90 



4,01 



10 



Time gained by the 

 Pcnilultini on the 

 Mean Time, al- 

 lowing for the 

 Thermometer, 

 and Rate of the 

 Watch's lofing. 



1.34 

 2,82 



4>35 



9,66 

 11,18 

 12,54 



11.73 

 43,61 



46,51 

 16,07 

 48,02 

 50,81 



54.92 

 56,21 



59'7i 

 61,00 



62,56 

 71,02 



72,27 



1 1 



Ratio of Acce- 

 leration pC) 

 Hour. 



2,12 



^■>93 



1,92 



1.75 

 ^'19 

 ^•95 

 1,97 

 1,60 



5.37 

 5,12 

 1,67 

 4,62 



4,47 

 3'96 

 3,88 



3'7° 

 3.64 

 3.37 

 3'34 



3,02 



3 CO 



Bb 



It 



