Observations of the Intensity of the Penumbra of Sunspots
Abstract
Observations of the penumbral intensity of sunspots in 13 wavelength regions are presented. In 4 wavelength regions 54 sunspots are measured. In the other wavelength regions the number of sunspots considered ranges from 3-19.
- Publication:
-
Solar Physics
- Pub Date:
- September 1972
- DOI:
- 10.1007/BF00155106
- Bibcode:
- 1972SoPh...26...76M
- Keywords:
-
- Spot Size;
- Intensity Variation;
- Wavelength Region;
- Penumbra Model;
- Penumbral Intensity