OBSERVATIONS OF A MAGNETIC CONJUGATE EFFECT INOI 6300 A AIRGLOW AT SASKATOON

被引:21
作者
COGGER, LL
SHEPHERD, GG
机构
[1] Institute of Space and Atmospheric Studies, University of Saskatchewan, Saskatoon
关键词
D O I
10.1016/0032-0633(69)90160-3
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
A variation in the IO 6300 Å nightglow emission intensity at Saskatoon (60.5°N magnetic latitude) has been found to follow the changes in the solar depression angle at the magnetic conjugate region. Observations made with a multichannel Fabry-Perot spectrometer during January-March, 1967 are described and discussed. An enhancement of about 100 Rayleighs (R) was observed, corresponding to a conjugate solar depression angle change of 12°. This enhancement is at least as large as that observed at lower latitudes, implying that electron energy losses along the longer field lines are not significant. © 1969.
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页码:1857 / &
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