C—la.

Table of Hourly Values (Greenwich Mean Civil Time).

12

Magnetic Declination (east of north) : 16° -f tabular minutes. Day of Month. fe 0f Oh. lh. ! 2h. j 3h. 4h. 5h. j 6h. 7h. 8h. i 9h. j lOh. ! llh. : 12h. 13h. 14h. 15h. I 16h. i 17h. 18h. 19h. 20h. 21h. i 22h. 23h. Mean. 1918. January 1 .. " 2 3 5 6 7 8 9 ", 10 11 13 14 15 0 52-5 I 56-8 i 59-6 59-9 59-9 59-2 : 571 55-5 54-3 54-7 54-5 I 54-2 53-7 I 53-8 54-3 54-4 : 54-8 ! 53-6 51-4 49-3 46 8 45-6 47-9 51-1 54-U 1 54-3 j 58-2 j 59-4 59-8 | 59-1 58-7 | 56-7 55-5 55-4 54-8 54-6 54-3 54-3 i 54-2 . 54-2 54-3 ; 54-0 54-2 514 48-8 47-5 46-4 47-5 514 54-1 2 J 54-8 '■■ 58-8 : 59-9 59-8 ! 57-7 57-1 ! 55-9 ] 54-8 : 54-8 j 54-3 53-6 53-6 55-4 50-9 > 54-3 53-1 I 51-4 54-3 ■ 51-4 48-5 j 47-0 45-7 49-9 51-2 53-7 3 53-1 56-5 57-1 58-2 57-4 55-5 j 54-8 53-7 : 53-6 54-3 53-7 54-3 54-3 53-7 56-6 54-8 j 54-2 52-0 ; 50-8 49-8 \ 48-6 48-6 51-2 54-1 53-8 4 52-6 56-1 57-6 58-2 58-2 56-6 ; 54-8 53-7 52-9 | 52-3 53-1,52-0 53-5 52-1 | 53-0 51-9 544 54-3 54-8 50-5 j 48-5 48-6 49-9 52-4 53-4 ! ' ! i 5 55-6 58-8 61-1 61-2 | 60-5 58-7 56-6 55-8 52-7 52-6 52-0 53-7 54-2 53-7 56-1 53-6 54-5 54-2 50-1 48-1 ; 46-1 47-5 49-9,53-5 54-2 6 55-9 58-5 ; 59-9 j 60-3 59-1 56-3 54-4 53-7 53-9 \ 53-6 54-1 54-1 54-6 544 , 54-7 54-6 53-9 i 53-0 ; 52-0 49-9 ! 48-2 : 48-5 49-5 52-6 54-2 7 54-8 57-0 57-9 ! 58-1 57-1 55-9 i 54-2 : 54-3 - 53-7 53-1 53-1 53-7 53-9 53-7 ' 53-7 53-3 53-1 | 53-0 | 50-9 49-2 48-6 j 48-5 j 49-8 53-7 53-6 8 56-5 59-9 59-9 ' 59-1 58-2 56-5 j 54-8 54-3 54-3 54-4 ! 54-4 54-2 54-3 54-3 \ 54-3 54-2 53-1 I 53-0 i 50-9 50-3 49-8 i 50-3 514 55-8 54-6 9 I 58-8 j 62-7 62-7 614 60-5 58-1 55-9 54-8 54-2 55-4 54-3 54-2 54-3 51-9 | 51-7 51-7 52-0 ! 50-7 - 48-6 47-5 47-5 ! 47-0 49-4 53-5 54-1 10 j 55-9 59-3 61-1 61-1 59-9 58-2 55-5 53-7 531 53-7 53-6 53-1 55-3 53-7 53-7 53-1 531 52-6 50-9 | 48-6 48-1 48-3 51-4 56-5 54-3 11 58-8 61-7 62-7 62-1 59-3 57-4 55-4 54-3 53-7 54-3 1 53-7 53-9-49-1 48-1 48-6 52-0 52-0 49-6 47-6 47-2 47-4 454 47-0 49-2 52-9 12 54-8 58-2 61-5 62-1 59-9 ' 59-3 55-4 : 54-8 53-9 52-0 ! 53-5 54-3 ; 54-3 544 ' 58-8 56-6 54-2 j 53-0 ! 50-9 i 49-2 47-9 48-8 50-2 52-6 54-6 13 55-4 57-6 59-8 58-2 59-9 57-6 54-3 54-3 j 54-3 544 j 54-3 ; 54-3 ! 53-7 54-2 54-8 55-4 54-5 54-4 51-7 50-3 47-0 47-0 j 50-0 54-5 54-2 14 58-2 61-0 62-1 62-2 59-8 55-4 531 53-1 53-1 53-1 52-6 : 52-0 | 54-2 54-3 54-8 54-8 55-4 54-3 52-0 51-1 47-5 46-5 49-2 54-3 544 16 17 19 „ 20 15 54-8 61-0 62-1 ; 61-6 60-9 57-7 544 54-3 53-3 51-9 52-8 54-2 54-3 54-6 54-8 55-4 54-3 53-7 51-7 49-8 47-3 464 47-9 49-3 54-2 16 53-1 57-1 61-1 62-2 61-6 58-8 55-9 54-4 53-7 53-9 53-5 54-3 54-3 54-2 54-8 54-3 53-9 54-3 53-0 50-9 49-2 48-1 49-8 51-4 54-5 17 53- 1 57-0 60-5- 61-0 60-5 58-8 . 56-5 55-4 54-4 54-3 : 53-5 53-3 53-9 53-9 ; 53-8 j 54-1 ; 53-7 53-7 53-1 51-4 49-2 47-5 4-9-1 52-6 54-3 18 54-3 57-1 59-3 59-8 58-9 57-6 56-4 55-4 54-3 54-3 53-6 53-7 54-3 54-3 I 53-1 ] 53-1 i 53-1 53-1 j 52-6 50-3 49-9 49-0 49-3 52-0 54-1 19 54-8 57-6 60-0 61-0 60-9 59-9 58-2 56-6 56-4 55-9 ! 54-9 53-1 52-0 52-0 | 52-6 52-6 : 52-6 52-0 | 50-9 49-2 48-6 j 47-6 , 49-8 53-1 i 54-3 21 22 23 24 25 26 27 28 29 30 31 - • i " 20 56-5 59-9 62-3 \ 62-2 60-9 58-8 , 56-9 56-4 55-9 55-9 55-3 54-6 53-1 54-2 531 58-8 514 52-2 j 53-1 50-8 ! 50-3 49-8 50-3 52-6 ; 55-2 21 55-6 56-5 58-9 I 58-7 57-6 56-6 ! 55-5 55-9 55-9 55-5 54-3 54-3 53-7 54-8 j 53-1 53-0 < 53-1 52-1 ! 50-9 49-2 ! 49-2 49-6 53-1 56-5 54-3 22 57-8 58-8 59-3 59-3 J 58-2 56-5 54-4 54-2 54-3 154-3 54-3 54-2 54-3 53-7 53-1 53-1(53-1 52-6 51-0 . 48-6 47-5 46-3 48-5 510 53-7 23 54-3 59-3 59-9 '' 59-9 58-2 i 56-5 ' 54-3 54-3 54-8 | 55-4 54-8 54-8 53-7 53-1 53-1 51-0 : 50-8 50-9 j 52-0 49-9 ! 50-8 50-1 51-4 54-8 54-1 24 57-1 59-3 61-0 60-0 58-9 56-5 i 54-4 54-3 ! 54-3 i 54-3 53-7 i 54-2 55-5 54-7 54-3 54-2 53-1 53-1 ' 514 49-5 j 48-1 47-0 48-5 52-6 54-2 25 55-9 58-8 61-0 60-5 58 2 56-4 54-6 54-3 53-7 53-7 54-3 54-3 54-3 54-3 54-3 54-3 53-7 52-7 514 50-9 -18-8 48-8 50-3 53-7 54-7 26 58-4 62-7 63-3 63;3 61-1 58-9 56-5 j 54-8 53-9 54-3 53-0 53-1 53-1 510 53-5 . 53-8 531 52-9 50-9 49-6 48-8 48-1 51-4 531 54-7 27 544 57-0 58-8 58-8 58-2 55-9 54-3 | 53-3 53-3 i 54-2 54-2 54-3 54-3 54-3 51-3 54-2 53-7 54-3 514 ; 49-6 49-9 49-8 52-0 54-6 54-1 28 57-6 60-0 60-7 60-0 58-8 57-5 56-6 564 56-5 54-2 54-4 54-3 54-3 54-8 53-7 52-1 54-3 51-0 50-9 51-4 51-2 48-8 52-6 554 54-9 29 56-2 58-2 57-3 57-1 57-5 56-5 55-9 55-4 53-7 49-8 48-1 49-2 53-5 49-8 50-5 ■ 50-8 j 49-0 52-6 52-6 49-8 49-6 50-9 53-7 52-6 52-9 30 57-5 59-3 58-8 57-7 56-5 554 54-8 54-8 54-8 52-3 ! 48-8 51-9 54-3 56-2 49-5 49-8- 53-0 51-9 57-1 54-3 531 52-0 52-7 57-1 54-3 : i - ! ■ U < • I ' ! . _ - . . - Means .. 55-6 58-7 60-2 60-2 59-1 57-4 55-4 54-7 54-3 53-9 53-5 53-7 53-9 53-5,53-7 53-6 53-3 52-9 51-6 49-8 48-6 48-1 50-1 53-2 54-1 i