(11 ) 



TABLE i. 



Lunar 

 hours. 



Hourly 



D. 



Differences 



"° Ur ' y i IIOU '" y |Mea„»fo r ■*-»' 

 Means for Means for Means fop 



Differences 



i Differences 

 Hourl r ibetweenthe ™™» between the 



1866. 



1867. 



1868. 



the three 



years. 



lunar hours 



and the Mean 



for the 



lunar day. 



the Means 

 for each of 

 the lunar i 

 hours andj 

 the lowest 

 hourly 

 Mean. 



3Ieans for 

 each of the 

 lanar hours 

 and for the 



next follo- 

 wing hour. 



o 



1 



2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 

 10 



ii 



12 

 13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



mm 



758.S9 



8.90 

 8.91 

 8.89 

 8.85 

 8.83 

 8.82 

 8.83 

 8.84 



8.91 

 8.92 

 8.94 

 8.92 



8.90 

 8.86 

 8.84 

 8.83 

 8.83 

 8.83 

 8.84 

 8.86 

 8.90 



mm 

 758.89 



8.90 



8.89 



8.87 



8.85 



8.81 



8.79 



8.79 



8.78 



8.79 



8.81 



8.84 



8.85 

 8.82 

 8.81 

 8.77 

 8.76 

 8.75 

 8.76 

 8.80 

 8.83 



mm 

 759.32 



9.34 



9.33 



9.32 



9.27 

 9.22 

 9.21 

 9.20 

 9.19 

 9.21 

 9.24 

 9.27 

 9.27 

 9.25 

 9.25 

 9 23 

 9.20 

 9.17 

 9.17 

 9.17 

 9.18 

 9.22 

 9.26 

 9.28 



mm 

 759.040 



9.054 



9.051 



9.033 



8.998 



8.962 



8.948 



8.942 



8.942 



8.959 



8.988 



9.012 



9.022 



9.023 



9.011 



8.988 



8.960 



8.932 



8.926 



8.922 



8,930 



8.959 



8.990 



9.021 



mm 

 + 0.056 



+ 0.070 



+ 067 



-f 0.049 



+- 0.014 



_ 0.022 



— 0-036 



— 0.042 



— 0.042 



— 0.025 

 + 0.004 

 + 0.028 

 H- 0.038 

 + 0039 

 + 0.027 

 + 0.004 



— 0.024 



— 0.052 



— 0.058 



— 0.062 



— 0.054 



— 0.025 

 + 0.Ü06 

 + 0.037 



mm 

 0.118 



0.132 



0.129 



0.111 



0.076 



0.040 



0,026 



0.020 



0.020 



0.037 



0.066 



0.090 



0.100 



0,101 



0.089 



0.066 



0.038 



0.010 



0.004 



0.000 



0.008 



0.037 



0.068 



0.099 



mm 

 + 0.014 



— 003 



— 0.018 



— 0.035 



— 0.036 



— 0.014 



— 0.006 

 0.000 



+ 0.017 



+ 0.029 



-f- 024 



+ 0.010 



+ 0.001 



— 0.012 



— 0.023 



— 0.028 



— 0.028 



— 0*016 



— 0.004 

 4- 0.008 

 -+- 0.029 

 + 0.031 

 + 0.031 

 + 0.019 



Means 



758.87 



758.82 



759.24 



758.9S4 



