cataclysmic variable

AAVSO Alert Notice 685: EM Cyg monitoring requested

NOTES: Dr. Ruiz-Carmona communicated that this campaign is concluded as of December 19, 2019. - Elizabeth O. Waagen, December 19, 2019

Dr. Ruiz-Carmona communicates that they would like to observe EM Cyg after another outburst to obtain further data. Please continue to monitor EM Cyg as instructed below until further notice. - Elizabeth O. Waagen, December 2, 2019

November 8, 2019