Sunspot Areas, Flares and Filaments Observed at the Stockholm Observatory and at its Station in Anacapri in the Years 1952 and 1953
By: Y. Ohman and L. O. Lodén
Abstract
Tables are presented giving sunspot areas, flares and filaments according to the solar routine observations carried out at the Stockholm Observatory in 1950 and 1951. The material has been distributed before as current reports to a number of Swedish institutions. A brief discussion is given and a description is made of the methods used for the announcements of the general solar activity.
DOI: https://doi.org/10.3402/tellusa.v4i3.8684 | Journal eISSN: 3035-9554
Language: English
Page range: 501 - 508
Published on: Jan 1, 1952
Published by: Stockholm University Press
In partnership with: Paradigm Publishing Services
© 1952 Y. Ohman, L. O. Lodén, published by Stockholm University Press
This work is licensed under the Creative Commons Attribution 4.0 License.