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61

[[underlined]]November 15, 1905[[/underlined]]

Exam. of plates to det. var. if any in No. 5351, Sp. Type III Md? var? on I33560. Approx 19^[[h]]13^[[m]].0 + 16° 5'7 (1855)
19 15.0 + 17 02 (1900)

[[4 columned table]]
|Plate|Date|Ex.|Magn.|
|---|---|---|---|
|I23642|Sept. 23 1879|12^[[m]]|9.0
|I17814|April 11 1897|66|<4.0|
|I21360|Oct. 8, 1898|14|<10.5|
|I15923|Sept. 11, 1896|11|8.7|
|I25275|May 1, 1900|13|<11.5|
|I23143|July 10, 1899|16|<10.5|
|I25360|May 22, 1900|12|<11.5|
|I25918|Oct. 15, 1900|14|<11.0|
|I15721|Aug. 19, 1896|11|10.2|
|I23037|June 16, 1899|20|<11.3|
|Spect. I33560|Oct. 23, 1906|69|9.0|

An examination of the above plates shows a variation of about 3 magnitudes in the above star, range 8.7 to <11.5. Measure & announce.
W.P.F. Nov. 15, 1905.

John C. Wolbach Library, Harvard-Smithsonian Center for Astrophysics. Provided by the NASA Astrophysics Data Systems