ASTRONOMICAL OBSERVATIONS 

 Summary of Moon culmination observations and results for longitude ' 



613 



Local astronomical 

 date 



1903-1904 



November 6.5. 



7.6. 



8.6. 



9.6. 



10.7. 



December 6.0 



6.5. 



7.1. 



7-5- 



30-3 ■ 



January 1.9. 

 2.4. 



35. 



4.0. 



23.2. 



27.8. 

 28.3. 

 29.8. 

 30-4. 

 30-9- 



February 1.5. 

 I.5. 



Culmina- 



■ tion, 



limb, and 



circle 



U II W 



U ir E 



U II E 



U II W 



U II B 



Iv II E 



U II E 



L II E 



U II E 



U I E 



LIE 



U I W 



U II E 



L II W 



U I W 



I E 



I W 



I W 



I W 



I W 



U I W 

 U II W 



Chronometer 



time 



of transit 



h tn s 



a ig 21.69 



1 20 04.90 



2 21 52.41 



3 23 34.67 



4 24 1050 



12 



o 



14 

 2 



15 



26 

 58 

 30 

 01 

 16 



49 

 21 

 29 

 02 

 20 



13 

 43 

 17 

 49 

 22 



14-33 

 13-80 



01 34 

 25.84 



18.53 



19.07 

 49.09 

 37.61 

 04.47 

 36.69 



59-24 

 42.53 

 31-17 

 50.05 

 25.48 



4 59 33-64 



5 01 58.41 



Time from 



Moon 



culminating 



stars 



/i tn s 



+ 3 55 09.56 



4-3 55 16.00 



+ 3 55 20.47 



+ 3 55 27.32 



+ 3 55 22.09 



+ 3 



+ 3 

 + 3 

 + 3 



+ 3 

 + 3 



+ 3 

 + 3 

 + 3 



57 

 57 

 57 

 57 

 58 



58 

 58 

 58 

 58 

 59 



1 1. 14 

 If. 77 

 13-65 

 19-38 

 31-45 



41.58 

 43.12 

 47.18 

 48.65 

 52.85 



4- 4 00 09.26 



-r4 00 10.52 



4 00 17.16 



4 00 19.42 



--4 00 21.24 



+ 4 00 27.28 



-f4 00 27.28 



Time 

 of pass- 

 ing 

 threads 



5 

 76.9 

 76.9 

 77-6 

 76.9 

 76.1 



77-3 

 77.4 

 77.4 

 76.4 

 75.6 



78.3 

 77.6 

 76.9 

 76.9 

 73.5 



76.7 

 77.2 

 78.6 



77.3 

 77.6 



75-1 

 74-9 



Reduc- 

 tion 

 to center 



s 



— 69.52 



— 70.56 



— 70.95 



— 70.63 



— 69.77 



— 72.10 



— 72.00 

 -71.69 



— 7r.2i 

 + 68.01 



-f' 72.46- 

 -I- 72.80 



— 72.76 



— 72.39 

 4- 61.73 



4- 69.10 

 4- 70.11 



+ 72-34 

 + 72.70 



4- 72.82 



+ 71.96 



— 71.96 



Azimuth, 

 collima- 



tion, 

 and level 

 correction 



s 

 4-0.47 



— 2.66 



— 2.09 



— 3.21 



4- 8. 2D 



-1.76 

 -1.38 



^1-95 



— 5.04 

 4-1.71 



4-0.72 

 4-0.83 



4" 0.62 



4-0.70 



,4- 0.93 



— 5.52 



— 2.60 



— 4.39 



— 2.50 



— 3.59 



— 0.40 



— 0.40 



Observed 

 right ascen- 

 sion of Moon's 

 center 



A tn s 



4 13 22.20 



5 14 07.68 



6 15 59.84 



7 J7 48.15 



8 18 3r.o2 



18 22 II. 61 



6 54 12.19 



19 26 01.35 



7 57 28.96 

 27 15 5970 



17 



6 



7 



19 



24 



13.83 

 45-84 

 12.65 



41-43 

 32.20 



16 15 12.08 



4 45 00.56 



18 18 56.29 

 6 51 19.67 



19 23 55-95 



9 01 

 9 01 



12.48 

 13-33 



Summary of Moon culmination observations and results for longtitude — Continued 



Local astronomical 

 date 



1903-1904 



November 6.5. . 



7.6.. 



8.6.. 



9.6.. 



10.7. . 



December 6.0. 



6.5. 



7.1. 



7.5. 



30-3 • 



January 



1.9. 

 2.4. 



3-5. 



4.0. 



23.2. 



27.8. 

 28.3. 

 29.8. 

 30.4. 

 30.9 • 



February 



1.5- 

 1.5- 



Moon's right 

 ascension 



at Greenwich 

 mean time 



s 



29.25 

 21.71 

 19.01 

 13.28 

 04.94 



00 

 00 



04.41 

 04.41 



h 



9 

 10 

 II 

 12 

 13 



6 20 43,18 21 



6 54 01.20 10 



7 24 34,96 22 



7 57 19.99 II 



3 14 00.00 4 



5 48 34.42 19 



6 19 46.32 7 



7 25 09.64 8 

 7 58 55-97 21 



24 20 46.37 24 



4 12 52.98 15 

 4 43 55.08 4 

 6 16 35.73 17 



6 so 14.36 6 



7 21 31.07 18 



4- 1323-91 

 4- 1119.46 

 4- 985.96 

 4- 850.20 

 -I- 650.89 



4- 2069.09 

 + 257.95 

 -\- 2044.24 

 4- 215.17 

 4- 3138.77 



+ 914.13 

 4-2747.13 

 + 2828.59 



4- 1055.65 

 + 1439.76 



-I- 3547.73 

 4- 1622.52 



+ 3277.55 

 -i- 1506.99 

 + 3329.97 



4- 1597-09 

 4- 1617.04 



Greenwich 



mean time of 



observation 



h m 



9 22 



10 18 



11 16 



14 

 10 



21 34 



10 04 



22 34 



11 03 

 4 52 



19 15 



7 45 



8 47 

 21 17 



o 23 



15 59 



4 27 



17 54 

 6 25 



18 55 



8 26 



8 26 



03.58 

 39.33 

 2597 

 10.27 

 50.96 



29.09 



17.95 

 04.77 

 35-18 

 15.36 



14.01 

 46.61 

 09.19 

 35.73 

 59-99 



03.72 

 01.73 



35.98 

 06.82 

 2985 



37.46 

 57-42 



Greenwich 

 siderial time 

 of observa- 

 tion 



o 



I 

 2 

 3 

 4 



14 

 3 



15 

 4 



23 



tn 

 21 

 22 



24 

 26 

 26 



30 

 02 



34 

 OS 

 24 



12 



24 



14 



2 



15 



5 

 42.03 

 23.62 

 16.32 

 06.68 



53-22 



28.00 

 20 01 

 10.00 



43-54 

 03-53 



13 57 17-07 



2 29 52.96 



3 35 22.18 

 16 07 52.00 

 20 29 41.45 



05.01 

 05.86 

 49-36 

 23-49 

 49-79 



5 09 07.20 

 5 09 27.22 



Mean of all . 



Resulting longi- 

 tude east of 

 Greenwich 



h tn s 

 3 51 40.2 

 44,0 

 43-5 

 41-5 

 378 



43-6 

 52.2 

 51.4 

 45.4 

 56.2 



56.8 

 52.9 

 50.5 

 49-4 

 50.8 



67.1 



54.7 

 66.9 

 56.2 

 66.2 



65 3 

 46.1 



3 51 51.8 {± 1.3) 



