AAVSO International Database

Alert Notice 725: Campaign on Northern T Tau Stars

Note: V510 Tau, one of the stars in this campaign, will be re-observed by HST on 2021 February 12-13 UT. Please continue your observations (highest priority are V and B, then Rc and U), obtaining a few observations each night from now through February 15.  -  Elizabeth O. Waagen, 1 February 2021

November 12, 2020

Alert Notice 724: VY Aqr observing campaign

Note: Please continue to observe VY Aqr until further notice.  -  Elizabeth O. Waagen, April 4, 2022

Please continue to observe VY Aqr until solar conjunction makes doing so impossible, and pick up again as soon after conjunction as possible.  -  Elizabeth O. Waagen, 1 February 2021

November 9, 2020