Accession Number:

AD0725939

Title:

The Intensity of the Penumbra of Large Sunspots,

Descriptive Note:

Corporate Author:

OSLO UNIV (NORWAY) INST OF THEORETICAL ASTROPHYSICS

Personal Author(s):

Report Date:

1968-12-23

Pagination or Media Count:

6.0

Abstract:

Simultaneous photoelectric observations of sunspot penumbrae at 5790, 6690, 8760 and 16700A are presented. No change in penumbral intensity from spot to spot is found in a sample of 11 large sunspots. Author

Subject Categories:

  • Astrophysics

Distribution Statement:

APPROVED FOR PUBLIC RELEASE