Sunspots (sunspot relative-number and sunspot-areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Éruptions chromosphériques brillantes; Intensité de la couronne solaire; Solar radio emission.
Abstract
- Publication:
-
Quarterly Bulletin on Solar Activity
- Pub Date:
- 1975
- Bibcode:
- 1975QBSA..185..175W