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It’s all about the  standstills, those episodes where the star gets stuck at a mid-point between maximum and minimum. If it doesn’t exhibit standstills it isn’t a Z Cam star.






AM Her stars in need of further investigation







Data from Catalina Real Time Survey 
Drake et al. 2009, ApJ, 696, 87

Northern CVs brighter than 17th magnitude here.

Southern CV's brighter than 17th magnitude here.



ACTIVITY AT A GLANCE

New outbursts and unusual activity reported in the last 72 hours

Last updated 08:33 September 29, 2016

YYYYMMDD

20160928
RZ LMi
CY Lyr
V368 Peg

20160927
EX Dra
SS UMi

20160926
DX And
AT Cnc
V811 Cyg
MASTER OT J162323.48+782603.3

20160925
RX And
OQ Car
IK Nor
FO Per
V729 Sgr
V1830 Sgr
ASASSN-14ei
CSS J062450.1+503114


# indicates a noteworthy or unusual outburst
:  indicates confirmation required
 
'Activity At A Glance' is gleaned from observations reported to AAVSO MyNewsFlash, BAAVSS-Alert, CVnet-Outburst, VSObs-share and VSNET-outburst. We sincerely thank all the observers who contribute timely observations and reports of activity to these email lists.

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