Abstract
PERIODIC SPECTRUM OF o CANUM VENATICORUM.—Prof. A. Belopolsky publishes in Astronomische Nachrichten, No. 4664, the epochs of maximum intensity of the dark line λ = 412.903 μμ in the spectrum of α Canum Venaticorum. Fifty hours is stated to be the length of time of the visibility of this line, and the periodicity very near 5.50 days. Other lines become faint at these epochs.
Article PDF
Rights and permissions
About this article
Cite this article
Our Astronomical Column . Nature 91, 539 (1913). https://doi.org/10.1038/091539a0
Issue Date:
DOI: https://doi.org/10.1038/091539a0