Term Day Observations, 



192 



March 15, 1883. 



cp = +62° 38' 52". 



Horizontal Intensity. 



0-07000 (C.G.S.) + 



Declination. 



39'' 



i5 



20 



25 



3o 

 35 

 40 

 45 

 5o 

 55 



12 

 i5 



■4 

 12 

 i3 

 II 



II 



10 



i3 

 i3 



12 

 12 



i3 

 14 

 14 

 i3 

 i3 



i3 



i3 

 II 



10 

 i3 



14 

 i3 



14 



12 

 i3 



16 



55 

 35 

 59 



52 



48 

 6 



7 

 i3 



19 

 22 



Vertical Intensity. 



0-6100 (C.G.S.) + 



8 20 



Auroral Observations. 



Arch from E.S.E. to N., 3.5° alt., very faint except in E.S.E. wliere (-7). till 4'30. 



,. disappeared, except a very faint patcli in E.S.E. 4. .5.5. The same. 

 Paint .streamers ("3) in '^.l^yi. to .50^ alt., faint patcli on E.S E. iKjrizon. 

 Arch (-5) with streamers in N.N.W. from N.N.W. to E.S.E., .-JO" alt. 

 Arch very faint except at extremities, alt. 25°. 5.20. Uniform { "7), 50° alt. 

 „ throu^'h zenith (1) and ditl'usedin N.N.W. 



„ irregular anil from E.S.E. through zenith to N.W., wiere sfcriaterl. s.tO. Diffused and ('5). 

 very faint in zenith. ,5..50. The same. 5..55. Arch driftwi? towards S. and (1). 

 Above arch faint ( -5), diffused and throu??h zenith. Also .at fi.5. 



,. (1) in E.S E. and irregular to 15° .alt. 6.15. The arch very faint ( "3) and .alt. 80° in S. 



„ from E.S.E. to W. (I'S) with streamers, 50° alt. in S. e.SO. Through Leo just passine Pleiades (1'5). 



„ through zenith. (;.40 and 6.45 (1). 



„ through Leo and just passing the Moon (1). 



from K. through zenith, diffused in E. and streamers (1). 

 „ 4.5° alt in X.W. 7.5. With misses of light (2) in E.N.E. horizon. 



from S.E. thrnu'Th Leo aud the Moon, and ditfuseil masses (1-5) like cumulus clouds. 

 Double arch from E.S.E., one through Ursa Major and one Ihrotigh the Moon and Pliiartes (2) ; also pyramid-shapo'l aurora in E.X.E. to 30° alt. Also at 7-20. 

 Aliovc aurora like a semii-irelo from N.E. through zenilh to N.W. (2). 7.S5. Arch fainter (1). 

 Irregidar windings from N.E. towards S.E. and through zenitli to 43° alt.in N.W. (I'S). 



diftus.?! nnl (1). 7..50. The same. 

 Diffused auroral light from 30° alt. through zenith and the Moon to N.W. (1). 

 Irregidar arrh (2) from S.E. throniili Spiea and Leo to W.N.W. 



pulsating antt curtain-shaped in S.E. (1). 

 Arch (T5) from S.H. tliroush Leo and Ursa Major to N.W., slightly prismsitic, and diiTused in S.E. 

 Arch, from E.N.E. through Arcturus aud zenith to N.W., sliglitly prismatic (1'5), and in rapid motion. 



„ motionless and (1). 

 Broad arch (fs) from E. to N.W., 80° alt. 



