cataclysmic variables

Alert Notice 796: Monitoring requested for 12 dwarf novae in support of HST observations in 2022-2023 (back-up copy)

The target table below is being updated as each target is completed or rescheduled.  -  Elizabeth O. Waagen

Notes:  LL Lyr was not able to be observed due to issues with HST. It has been rescheduled for the 2023-2024 year of this campaign.   -  Elizabeth O. Waagen, October 24, 2023

Please observe LL Lyr nightly in anticipation of upcoming HST observations in September. An Alert Notice will be issued when it has been scheduled.  -  Elizabeth O. Waagen, September 5, 2023

Alert Notice 758: Monitoring requested for 11 dwarf novae in support of HST observations in 2021-2022 (back-up copy)

Note:  RY Ser was scheduled for May and for June but was in outburst or too close to outburst to be a safe target. It may be rescheduled. GP Com observations did take place.  -  Elizabeth O. Waagen, July 5, 2022

GP Com observations will take place April 29-30, 2022; coverage is needed until May 20. See Alert Notice 775.  -  Elizabeth O. Waagen, April 27, 2022

Alert Notice 839: BF Eri monitoring requested in support of HST observations this week

Note: HST was not able to observe BF Eri in November. It may be rescheduled for 2024 - stay tuned to the forums below for updates. An Alert Notice will also be sent when/if BF Eri is scheduled again.  -  Elizabeth O. Waagen, December 5, 2023

November 4, 2023

Alert Notice 758: Monitoring requested for 11 dwarf novae in support of HST observations in 2021-2022

Note:  RY Ser was scheduled for May and for June but was in outburst or too close to outburst to be a safe target. It may be rescheduled. GP Com observations did take place.  -  Elizabeth O. Waagen, July 5, 2022

GP Com observations will take place April 29-30, 2022; coverage is needed until May 20. See Alert Notice 775.  -  Elizabeth O. Waagen, April 27, 2022