A forecast of solar activity in cycle 21 |
| |
| Affiliation: | 1. School of Marine Science, China University of Geosciences, Beijing 100083, China;2. Institute of Marine Science, University of California Santa Cruz, CA 95060, USA;3. Yancheng National Natural Reserve for Coastal Rare Birds, Jiangsu 224057, China |
| |
| Abstract: | ![]()
Based on the similarity in the variation of sunspot number in the ascending branch between Cycle 21 and Cycles 3, 8, 18, we predict that the solar activity in Cycle 21 will probably be high, with a maximum smoothed monthly mean relative number of 149.4 and the maximum epoch will be 1979.7. |
| |
| Keywords: | |
| 本文献已被 ScienceDirect 等数据库收录！ |
|
