[vsnet-alert 13256] ER UMa: negative superhups only detected

[Ohshima]

ER UMa: negative superhups only detected

 We have received further obsevrations from Crimean Astrophy. Obs. 
(observers: E. Pavlenko). We also toko observations of this object.
 According to this object showed only negative superhumps on Apr 28.
Meanwhile positive superhumps were not seen. Such behavior had not
been seen before in this superoutburst.
 Further osbervations are encouraged!