... aurora[ These long term data sets can be useful in describing geomagnetic changes since the aa index started in 0757[ The sunspot number is well known to vary with a period that is on average 00 years[ The length of this cycle varies typically by 20 year ...
... Lazutin L., Kauristie K., Kornilova T., Uspensky M. Aurora activity of the polar boundary arc and the equatorial part of an oval during substorms // Proc. of International Conference on Substorm-5, University of Washington, Seattle, March 25-29, 2002. ...
... 12. Janes R.A., Hees M.H. Time Dependent Studies of the Aurora-I. Ion Density and Composition,- Planet.Space Sci., 1973i Vol.21, т 4, p.537-557. 13. ...
... Aнгличане говорят - аврора, по латыни "aurora borealis", т.е. полярная заря, почти те же пазори, а мы ис-пользуем перевод с немецкого "NordenLicht" , введенный в российскую науку М.В. Ломоносовым, который знал ведь все поморские словечки, и интересовался ...
... Polar spacecraft based comparisons of intense electric fields and Poynting flux near and within the plasma sheet-tail lobe boundary to UVI images: An energy source for the aurora, J. Geophys. ...
... show the global pattern of development of auroras which on the whole is typical for ... Auroras were also visually and photographically detected in these regions on October ...