Optical effects of the March 1970 geophysical event at the AFCRL geopole observatory, Thule Air Base, Greenland /

• Main Authors: Silverman, S. M. (Sam M.), Moore, J. G., Air Force Cambridge Research Laboratories (U.S.)
• Format: Text
• Language: English
• Subjects: Thule Air Base (Greenland); Geophysical observatories; Luminescence; Solar flares; Auroras; Ionosphere; Bedford; Greenland; Thule Air Base; Thule Air; Thule
• Online Access: http://hdl.handle.net/2027/mdp.39015095134709

The optical observations from Geopole Observatory, Thule A.B., Greenland, during the 6 to 10 March 1970 event are discussed. The spectral data were considered in detail for two periods, on March 6 and March 9, preceding and during the PCA. The ratio of the 5577A (OI) and 6300A (OI) emission intensit...