AAVSO Alert Notice 847 announces an observing campaign beginning immediately on the very interesting SDOR variable PSN J12355230+2755559 (= AT 2016blu) (Com). Please see the notice for details and observing instructions.
There are threads for this campaign under the following AAVSO forums:
- Campaigns & Observation Reports: https://www.aavso.org/psn-J-12355230-2755559-2024
- Cataclysmic Variables: https://www.aavso.org/psn-J-12355230-2755559-2024-01
Please subscribe to these threads if you are participating in the campaign so you can be updated. Join in the discussion or ask questions there!
Many thanks, and Good observing,
Elizabeth O. Waagen, AAVSO HQ
Question for Dr. Aghakhanloo : is it a problem if I use I (Cousins) filter instead of R? I only have a 5-position filter wheel and the R filter is not mounted yet. I read in AAVSO guide that R filter gives pretty much the same information as I.