Alert Notice 841: VY Scl coverage needed now for HST ToO observations
November 13, 2023
AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
- Campaigns and Observing Reports: https://www.aavso.org/vy-scl-stars-too-campaign
- Cataclysmic Variables: https://www.aavso.org/vy-scl-stars-too-campaign-01
- Spectroscopy: https://www.aavso.org/vy-scl-stars-too-campaign-02