AAVSO Alert Notice 780 reports on the 4 YSO targets (IM Lup, RX J1556.1-3655 (Lup), Sz 100 (Sco), and Sz 104 (Sco)) being observed with HST this week and needing coverage NOW. Please see the notice for details and observing instructions.
All targets have been added to VSX and AAVSO comparison stars are available.
There are threads for this campaign under the following forums:
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