ON PERIODICITIES OF SOLAR ACTIVITY,
Abstract
The smoothed monthly mean relative sunspot numbers from 1750 to 1960 inclusive were used in this paper to derive their periodicities. Based on the two periods obtained, an approximation expression for the relative numbers was found.
Document Details
- Document Type
- Technical Report
- Publication Date
- Sep 28, 1966
- Accession Number
- AD0644061
Entities
People
- Biao Chen
- Yin Chun-lin
Organizations
- National Air and Space Intelligence Center