The Aueora Boeealis. 



Ixxvii 



Table 69. — continued. 



Date, 

 Gottingen 

 Mean Time. 



Moon's 

 Age. ( 



Sky 

 Clouded. 



Species 

 of Clouds. 



Character 

 of Magnetic 

 Disturbance. 



General Remarks. 



Page 

 of Refer- 

 ence. 



1845. 



d. h.-h. 



d. 











(1845.) 



Oct. 1 16 







6-0 



Scud 



Slight 



Trace. (Seen at Christiania.) 



238 



20 13 



19 



00 





Moderate 



Faint. Patches and streamers. 



124 



21 15—17 



20 



2-0 



Cirrous 



Moderate 



Faint. 



245 



31 11—12 







5-0 



Cirrous 



Slight 



Traces. (Seen at Christiania.) 



249 



Nov. 4 11—12 



5 



00 





Slight 



Faint. DiflPuse light, with streamers. 



124 



5 7 



5 



0-5 



Cirri 



Moderate 



Arch 12° altitude. 



124 



17 7—11 



17 



0-5 



Cirri 



Moderate 



Bright. Arches, streamers, and brushes. 



124 



Dec. 3 6—18 



4 



00 





Very large 



Brilliant. Arches, streamers, and brushes. 



125,261 



13 10 



14 



0-0 





Moderate 



Trace. 



265 



1846. 













(1846.) 



Feb. 25 9—12 







0-5 



Sc. ; cir.str. 



Moderate 



Arch and short streamers. 



342 



s26 10—11 



1 



8-5 



Scud 



Moderate 



Diffuse light and faint streamers. 



342 



Mar. 16 9—12 



19 



9-8 



Scud 



Considerable 



Faint light, arch, and streamers. 



342 



Apr. 6 11—13 



10 





Cir.-str. 



Moderate 



Faint. 



342 



16 10—11 



20 



10 



Scud 



Considerable 



Faint. 



342 



Aug. 24 11—12 



3 



0-0 





Moderate 



Diffuse light, with faint streamers. 



342 



27 10—12 



6 



8-0 



Scud 



Considerable 



Distinct. Patches and streamers. 



342 



Sept.lO 9—10 



19 



5-0 



Cirri 



Moderate 



Faint. Arch 7° altitude. 



342 



11 10—11 



20 



30 



Cir.-str. 



Considerable 



Faint. Beam. [bank 5° alt. 



342 



21 13—16 



1 



8-0 



Scud 



Considerable 



Distinct, Incessant pulsations of patches. 15^; 



343 



22 10 



2 



8-0 



Cir.-str. 



Very large 



Evidently bright, but obscured by clouds. 



395 



Oct. 8 8—9 



18 



6-0 



Cir.-str. 



Considerable 



Aurora. Faint streamers. 



343 



9 8 



19 



2-5 



Sc. ; cir.-str. 



Moderate 



Bright streamers. 



343 



19 10 



29 



3-0 



Sc. ; cir.-str. 



Slight 



Faint. 



399 



22 10 



2 



9-8 



Cir.-str. 



Moderate 



Traces ; through clouds. 



343 



Nov. 17 7— 8 



28 



4-0 



Sc. ; cir.-str. 



Large 



Bright. Arches and streamers. 



343 



Dec. 9 9—10 



21 



0-5 





Moderate 



Arch. 



343 



1847. 











N.B. — See additional Notes after Table 69. 





Jan. 30 9 



13 







Moderate 



Faint. [like clouds from NW. 





Feb. 6 8—10 



20 





Cirrous 



Slight 



Faint light. Arch and streamers ; cirrous-fan- 





Mar. 19 8—12 



3 





Cirrous 



Very large 



|Bright. Corona borealis. &^ 50" ; arch about 

 { 10° alt. from NNW. 2i^ 20™ ; arch about 

 ( 20° alt. from SSE. 





Apr. 3 10—11 



17 





Cir.-cum. 



Considerable 



Pulsations seen to 20° altitude above clouds. 





Aug. 22 14 



12 







Slight 



Faint, Varying patches. 





Sept. 26 7—11 



17 









Beautiful. Streamers, arches, brushes, waves, &c. 





29 8—12 



20 





Cir.-str. 



Large 



Pulsating patches, diffuse light, arches, stream- 





Oct. 8 8 



29 





Sc. ; cLr.-str. 





Traces, [ers, &c. 





16 8 



7 



0-0 





Moderate 



Faint, with streamers. 





19 11 



10 





Scud 



Slight 



Low band. Streamers close to horizon. 





24 14 



15 





Cir.-str. 



Excessive 



nil 7" ; Splendid corona, &c. 





29 7—1 1 



20 





Scud 



Moderate 



Faint. &^; arch 8° alt. ll''; streamers on horizon. 





Nov. 1 7 



23 





Scud 



Slight 



Traces. 





19 9—11 



11 





Scud 



Large 



(Fine red-coloured patches and streamers. 10''12™; 

 \ corona borealis centre71° alt,, azimuth S.25°E. 













25 10 



17 





Sc. ; cir.-str. 



Moderate 



Faint. 





26 10 



18 





Cir.-str. 



SUght 



Faint. 





27 10—11 



19 





Stratus 



Moderate 



Distinct. 





Dec. 20 8 



13 





Scud 



Excessive 



Splendid crimson aurora, with corona borealis, &c. 





1848. 



-i^./ 













Feb. 20 10—12 



15 









Brilliant. Coloured ; streamers and corona bor. 





21 9—10 



16 









Id. Much concealed by clouds. 





22 7—10 



17 









J Id, &^ 50™ ; arch passing through zenith, 

 ) &" 55™ ; lower edge of arch 42° above SSE. 













