Skip to main content

WR 140

Alert Notice 546: Campaign on V1687 Cyg (WR 140)

Campaign continued through 2017. Also, updated in Special Notice #419 (20160809) to encourage spectroscopy. 

August 3, 2016: Dr. Noel Richardson (University of Toledo) and colleagues have requested AAVSO assistance in optical monitoring of the bright, colliding-winds binary V1687 Cyg (WR 140, HD 193793) as part of their multi-wavelength campaign on this system.

AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484