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instrumental magnitudes and colors
for over 106 years a refractor design has been available that is totally free of harmful color defects
""wind"" effects
Publication Date: 2025
Among the many objects profiled
Astronomical Photometry CD Almanacs instrumental magnitudes and colorsAuthors: Arne A. Henden & Ronald H. Kaitchuck For the Adanced Amateur & Professional Astronomer (Software for the IBM PC) In addition to writing a book on the subject Astronomical Photometry, the authors have written a professional level computer program based upon the techniques described in their book. The software package is a fairly complete photoelectric photometry data reduction system. There are several programs, each of which handle a
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