oa Journal of the Astronomical Society of South Africa - Transit observing and personal equation

Volume 3, Issue 2
  • ISSN :



The term Personal Equation is employed to denote systematic errors in observing which originate in the observer, in distinction from those that arise from instrumental and atmospheric conditions. In this article a short account will be given of its discovery and of some of the methods for overcoming it. For a proper understanding of this it is necessary to give some account of transit observing.

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