142 



Beobachtungen an der k. k. Centralanstalt fur Meteorologie und 

 Erdmagnetismus, Hone Warte bei "Wien (Seehohe 202*5 Meter), 

 im Monate Mai 1883. 



Tag 



Magnetische Variationsbeobachtungen 



Declination: 9°- 



Tages- 

 mittel 



Horizontale Intensitat 

 in Scalentheilen des Bifilars 



9» 



Tages- 

 mittel 



1 

 2 

 3 

 4 

 5 



6 



7 



8 



9 



10 



11 

 12 

 13 

 14 

 15 



16 

 17 

 18 

 19 

 20 



21 

 22 

 23 

 24 

 25 



26 



27 

 28 

 29 

 30 

 31 



Mittel 37.77 



40'0 

 37.9 

 40.0 

 37.4 

 36.4 



38.1 

 38.1 

 36.6 

 37.3 



38.7 



37.3 

 37.9 



37.8 

 38.3 

 38.7 



35.6 

 37.0 

 36.5 

 40.2 

 37.9 



36.5 

 37.5 

 36.4 

 37.0 

 38.0 



38.2 

 38.3 

 36.5 



39. 1 

 37.4 

 38.3 



45 ! 1 

 48.1 

 47.5 

 46.5 

 49.8 



48.6 

 48.7 

 47.2 

 47.8 

 47.3 



47.6 

 48.1 

 46.7 

 48.5 

 45.5 



48.2 

 48.2 

 46.6 



40 ! 2 

 40.0 

 41.4 

 39.9 

 39.8 



41.4 

 41.8 

 41.9 

 41.4 

 40.4 



41.9 

 41.3 

 41.9 

 41.1 

 42.0 



41.4 

 39.6 

 41.4 



47.1 41.7 

 47.0 41.6 



49.5 



48.9 

 46.8 

 48.5 

 46.8 



47.9 

 46.5 

 46.4 

 48.6 



48.4 

 46.7 



42.7 

 41.9 

 41.8 

 41.0 

 41.9 



39.2 

 40.3 

 41.3 

 42.1 

 41.8 

 41.0 



47.58 41.20 42.18 



41 ! 77 

 42.00 

 42.97 

 41.27 

 42.00 



42.70 

 42.87 

 41.90 

 42.17 

 42.13 



42.27 

 42.43 

 42.13 

 42.63 

 42.07 



41.73 

 41 . 60 

 41.50 

 43.00 

 42.17 



42.90 

 42.77 

 41.67 

 42.17 

 42.23 



41.77 

 41.70 

 41,40 

 43.27 

 42.53 

 42.00 



75 ! 8 

 69.0 

 73.0 

 70.3 

 70.2 



68.0 

 72.0 

 70.0 

 67.4 

 68.3 



74.0 

 69.8 

 72.6 

 71.5 

 67.0 



70.2 

 65 3 

 65.0 

 61.7 

 65.0 



61.6 



62.7 

 64.0 

 61.6 

 62.1 



71.9 

 69.9 

 71.0 

 71.9 

 68.5 



69.5 

 67.2 

 70.3 

 65.9 

 67.1 



69.4 

 69.3 

 68.2 

 66.5 

 67.1 



63.4 

 66.9 

 62.0 

 65.4 

 70.7 



66.0 

 61.5 

 64.9 

 64.3 

 63.3 



59.1 



72.7 

 80.1 

 73.3 

 71.8 

 70.2 



72.3 

 71.1 

 70.7 

 69.2 

 66.3 



74.3 



75.0 

 71.5 

 70.1 

 70.5 



67.7 

 66.9 

 66.0 

 68.7 

 76.5 



72.6 

 65.7 



66.3 

 66.0 

 62.4 



63.0 

 64.5 

 61.3 

 62.9 

 62.0 

 54.6 



73.5 

 73.0 

 72.4 

 71.3 

 69.6 



69.9 

 70.1 

 70.3 

 67.5 

 67.2 



72.6 

 71.4 

 70.8 

 69.4 

 68.2 



67.1 

 66.4 

 64.3 

 65.3 



70.7 



66.7 

 63.3 

 65-1 

 64.0 

 62.6 



61.2 

 61.2 

 60.6 

 59.3 

 59.9 

 56.3 



68.59 66.81 



Mittel der Inclinationsbeobachtungen : 63°25'3. 



Anmerkung. Zur Reduction der Angaben des Bifilars in absolutes Maas kann vorlaufig die Formel 

 77=2.0578—0.0004961 [(80— Z)+3.88(i— 15)] 

 dienen. L bedeutet die Lesung am Bifilar, t die Temperatur in G.-Graden. 



Selbstverlag der kais. Akademie der Wissenschaften. 



Aus der k. k. Hof- unci Staatsdruckcrei in Wien. 



