AAVSO: American Association of Variable Star Observers
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Observational Differences Between Human Eye and Photoelectric Visual Photometry

Volume 6 number 1 (1977)

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Howard J. Landis
Landis Observatory, 2395

Abstract

Visual observers are sometimes upset to discover that their visual estimates do not agree with photoelectric values. This paper will help visual observers understand how this can occur, and will give them greater confidence in their own data.