[vsnet-alert 14115] ER UMa: repidly decline

[Ohshima]

ER UMa: repidly decline

 We have received further observations from Enrique
de Miguel. According to these data, this object
underwent a abruptly decline and returned to the
minimum.Positive superhumps got completely weakened
and only negative superhumps were seen.
 Positive superhumps disappeared around Jan 15 or
16.
 Further observations are still encouraged!