Washington Observatories Bear Creek Observatory Private Observatory Bellevue College Observatory Observatory for Bellevue College Bracher Observatory Observatory for Whitman College Central Washington University Observatory Observatory for Central Washington University Digital-SF Observatory Private Observatory Edwin E. Ritchie Observatory Observatory for the Battle Point Astronomical Association Gold Mountain Observing Center Public Observatory Goldendale observatory Public Observatory Herold Observatory Observatory for the Onalaska School District James Richard Jewett Observatory Observatory for Washington State University Laser Interferometer Gravitational-Wave Observatory Observatory for the National Science Foundation Littlebear Observatory Private Observatory Manastash Ridge Observatory Observatory for the University of Washington Maple Valley Observatory Private Observatory Pacific Northwest Regional Observatory Observatory for the Alliance for the Advancement of Science Through Astronomy Palouse Observatory Observatory for the Palouse Astronomical Society Robert & Elisabeth Moore Observatory Observatory for Columbia Basin College Starry Hill Observatory Public Observatory Theodor Jacobsen Observatory Observatory for the University of Washington Tinyblue Observatory Private Observatory University of Puget Sound Observatory Observatory for the University of Puget Sound W.M. Keck Observatory Observatory for Pacific Lutheran University Whitman College Observatory Observatory for Whitman College