Движение на восток радиоавроры и петель свечения в утреннем секторе : [науч. докл. ПГИ-79-1] / Акад. наук СССР, Кол. фил. им. С. М. Кирова, Поляр. геофиз. ин-т ; М. В. Успенский, А. В. Кустов, Е. В. Пудовкина и др. – Препр. ПГИ-79-1. - Апатиты : [б. и.], 1979. - 39 с. : ил.

USPEITSKY M.V., KUSTOV A.V., PUDOVKIHA E.V., RASPOPOV O.K., STAPKOV G.V. Polar Geophysical Institute, USSR GREENWALD R.A. Max-Plancbr-Inst itut fur Aeronomie, ERG KAILA К . , РЕЫ1 Я Е Ы R.J. Finnish Meteorological Institute, Finland EASTWARD MOTIOH RADIOAURORA AfiD AURORAL LOOPS LH MORHIiiG SECTOR Introduction. Recent papers by Tsunoda and Fremow, 1976, have been devoted to investigation of the radar observation possibility of fast travelling forma of aurora. The authors- have convincingly demonstrated that a radar was able to ob­ serve effects of the westward surges. For this purpose they used the UHF radar with phase arrays at Hamer, Alaska. From the radar maps they found tha-t the radar westward travelling surge had the form of a certain peculiar echo. Sometimes the echo- was localized immediately an the leading boundary of the auroral surge, the other time inside of one. The authors had observed the eastward travelling radioaurora too. Such echo has hed a considerable latitudinal extend япД -the cha­ racteristic space of bulge. Unfortunatly Tsunoda and Fremow do not give the simultaneous optical and radar data about the such eastward motion. The present study is devoted to an analysis of the east­ ward movements of the auroral loops and the accompanied ra­ dar effects in the morning sector. The feature of this ana­ lysis is an unusual wide longitudinal sector observed by a '/0 008 65 17

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