AAVSO International Database

Alert Notice 798: Photometry and spectroscopy requested for ASAS J060415+1245.9

Note: Please continue observations until the end of the observing season.  -  Elizabeth O. Waagen, February 6, 2023

Please continue to observe the target through January 2023.  -  Elizabeth O. Waagen, January 3, 2023

November 14, 2022

Alert Notice 796: Monitoring requested for 12 dwarf novae in support of HST observations in 2022-2023

Notes: V479 And was successfully observed in December 2022.  -  Elizabeth O. Waagen, February 3, 2023

HST observations of ZTF18acxhphf were successfully carried out. V479 And has been rescheduled for December 2022. Please continue nightly snapshots of it and CH UMa, the other December target, as well as beginning coverage of ASASSN-18dg, the January 2023 target.  -  Elizabeth O. Waagen, December 6, 2022

Alert Notice 792: R Aqr photometry and spectroscopy requested in support of Chandra observations

Note: The Chandra observations of September 26 were carried out successfully. Additional Chandra observations are scheduled for October 3 and 4. Please continue to monitor R Aqr through the end of the observing season and through 2023.  -  Elizabeth O. Waagen, 3 October 2022

September 21, 2022