Date: 2014-11-20 01:02:47Amateur astronomers American Association of Variable Star Observers Harvard University Amateur astronomy Royal Astronomical Society of New Zealand Light curve Edward A. Halbach Leon Campbell Astronomy Variable stars Space | | Alan Plummer Amasses 50,000 Variable Star Observations! Alan Plummer is a musician who is also a dedicated variable star observer. He lives with his family at the Linden Observatory in the Blue Mountains NSW. Alan was apDocument is deleted from original location. Use the Download Button below to download from the Web Archive.Download Document from Web Archive File Size: 147,19 KB
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