Abstract
PONS-WINNECKE'S COMET.—The failure to find this comet up to the present suggests that the date of perihelion may be later than those assumed. Ephemerides for April have therefore been prepared with the addition of a third assumed date, June 29.5. They are for Greenwich midnight:
Article PDF
Rights and permissions
About this article
Cite this article
Our Astronomical Column. Nature 107, 153 (1921). https://doi.org/10.1038/107153a0
Issue Date:
DOI: https://doi.org/10.1038/107153a0