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The 2009 July Superoutburst of IL Vulpeculae

Volume 38 number 1 (2010)

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David Boyd
5 Silver Lane, West Challow, Wantage, OX12 9TX, UK
Tut Campbell
7021 Whispering Pine, Harrison, AR 72601
George Roberts
2007 Cedarmont Drive, Franklin, TN 37067

Abstract

IL Vulpeculae experienced its first recognized superoutburst in 2009 July, thereby identifying itself as a UGSU-type dwarf nova. We measured the superhump period and amplitude as 0.071(1) day and 0.12 magnitude, respectively, and estimate its orbital period to be 0.069(1) day.