Slide
Global distribution of earthquakes during interval of analysis (1989-1991, Mɱ.0, circles)
together with the distribution of RNSD of ion density above 2? level, recorded on
Intercosmos-24 satellite (solid lines). H= 500-600 km, MLT=10-16. Area of enhanced
coincidental activity of earthquakes and ion density perturbations outlined by a thin red line,
From Afonin et al., 1999 , 3500 orbit data-base