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Identifications of Centennial Calendar Images: July 2011

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


July 2011: AAVSO charts

a) T Her finder chart distributed by William Tyler Olcott 1911;

b) SS Cyg field photo with sequence stars marked and measured;

c) S Vir chart with lettered sequence and measured values;

d) S Vir blueprint standard chart 1912;

e) Y Dra blueprint standard chart 1941;

f) UZ Oph preliminary chart 1969;

g) RS Her standard chart 1991;

h) OY Car chart generated using AAVSO Variable Star Plotter (www.aavso.org/vsp) 2010;

i) OY Car table of photometry (partial listing) that accompanies the chart in (h)

 

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