Por |
Fejer, B. G.; Farley, D. T.; Woodman Pollitt, Ronald Francisco; Calderón, C.
(American Geophysical Union, 1979-10-01)
Vertical drift measurements have been made at Jicamarca for more than half a solar cycle. The data from periods of high and low activity are appreciably different. Daytime drift velocities during sunspot minimum are usually larger than during the maximum, while the opposite is true for nighttime ...