Identifications of Centennial Calendar Images: November 2011

Images in A Century of Variable Star Observing: 1911-2010

November 2011: AAVSO reports - submitting observations to the AAVSO International Database

Row 1: pre-AAVSO, this example from 1910 submitted by William Tyler Olcott; first form sent to Harvard College Observatory after AAVSO founded, this example from 1911 submitted by Olcott; first form for observations sent directly to AAVSO, this example from 1922 submitted by Leslie C. Peltier; form used after leaving HCO, this example from 1959 submitted by Cyrus F. Fernald;

Row 2: alternate reporting form (allows for many observations made on the same date by grouping observations by Julian Date rather than by Harvard Designation), this example from 1962 submitted by Fernald; form used after moving to 187 Concord Avenue, this example from 1965 submitted by Jerzy Speil; form used to include comparision star and chart information, this example from 1994 submitted by Rob Carver; AAVSO website-based observation reporting system WebObs, the primary means of submitting data as of 2009 (, allows for submission of individual observations or files, visual, CCD, PEP, or photographic data

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