22 



Report of the Keiv Observatory Committee. 



Table III. — Hourly Means of the Horizontal Force in C.Gr.S. units (corrected 



(The Mean for the 



Hours 



Preceding 



Mid. 



1. 



2. 



3. 



4. 



5. 



6. 



7. 



8. 



9. 



10. 



11. 







noon. 





























0-18000 + 









Winter. 



















1898. 





1 



























Months. 































J an. . . . 



349 



351 



352 



351 



352 



353 



355 



358 



357 



355 



351 



347 



348 





Feb. ... 



353 



362 



361 



361 



361 



363 



364 



366 



366 



365 



362 



358 



357 





March . . 



346 



356 



354 



356 



357 



355 



357 



359 



360 



358 



351 



345 



340 





Oct. ... 



355 



369 



370 



369 



366 



368 



369 



368 



366 



361 



353 



348 



348 





Nor. .. . 



366 



369 



369 



368 



370 



371 



374 



377 



376 



372 



365 



359 



361 





Dec. . . . 



378 



381 



382 



382 



383 



384 



384 



384 



385 



383 



384 



385 



382 





Means. . 



358 



365 



365 



364 



365 



366 



367 



369 



368 



366 



361 



357 



356 





Summer. 





April . . . 



343 



360 



358 



358 



357 



356 



356 



354 



354 



348 



343 



338 



338 





May . . . 



362 



373 



372 



369 



369 



369 



367 



362 



352 



345 



342 



340 



341 





June . . . 



359 



373 



372 



371 



371 



370 



369 



365 



361 



353 



350 



348 



351 





July ... 



362 



370 



369 



370 



370 



370 



370 



364 



357 



351 



347 



347 



356 





Aug. . . . 



358 



378 



375 



373 



373 



372 



369 



366 



362 



356 



351 



349 



355 





Sept 



333 



355 



356 



357 



354 



352 



351 



348 



344 



339 



334, 



328 



331 





Means. . 



353 



368 



367 



366 



366 



365 



364 



360 



355 



349 



345 



342 



345 





Table IV. — Diurnal Inequality of the 



Hours 



Mid. 





2. 



3. 



4. 



5. 



6. 



7. 



8. 9. 



10. 



11. 





Summer Means. 



|+ -00005 



+ -00004j+ -00004 



+ -00003|+ -00002 



+ -ooooi 



- -00003 



- -00008 



- -00014 



- -00018 



- -00021 



- -00017 



Winter Means. 





•00000 



•00000 



- -00001 



•00000 



+ -00001 



+ -00002 



+ -00004 



+ -00003 



+ -ooooi 



- -00004 



- -00008 



- -00009 



Annual Means. 





+ -00003 



+ -00002 



+ -00001 



+ -00001 



+ -00001 



+ -00002 



•00000 



- '00002 



- -00007 



- -00011 



- -00015 



- -00013 



Note. — When the sign is + the 



9 



