Accession Number : AD0725939

Title :   The Intensity of the Penumbra of Large Sunspots,

Corporate Author : OSLO UNIV (NORWAY) INST OF THEORETICAL ASTROPHYSICS

Personal Author(s) : Maltby,P. ; Mykland,N.

Report Date : 23 DEC 1968

Pagination or Media Count : 6

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)

Descriptors :   (*SUNSPOTS, TEMPERATURE), SOLAR ATMOSPHERE, INTENSITY, MEASUREMENT, NORWAY

Subject Categories : Astrophysics

Distribution Statement : APPROVED FOR PUBLIC RELEASE