This list is ordered by longitude from east to west starting at the International Date Line. Mount Stromlo and Siding Spring Observatories (Canberra, Australia) Ouda Station (Japan) Korea Astronomy & Space Science Institute (Sobaek Telescope, Mt. Sobaek, Korea) Xinglong Observatory (China) Indian Astronomical Observatory (Hanle, Ladakh, India) Vainu Bappu Observatory (Kavalur, India) Mount Maidanak Observatory (Uzbekistan, FSU) Abastumani Astrophysical Observatory (Georgia, FSU) Crimean Astrophysical Observatory (Ukraine, FSU) Jakokoski Observatory (Finland) amateur Hankasalmi Observatory (Finland) amateur Canakkale Onsekiz Mart University (COMU) Observatory (Turkey) Nyrölä Observatory (Finland) amateur Skinakas Observatory (Crete, Greece) University of Athens Observatory (Athens, Greece) Tuorla Observatory (Turku, Finland) Vidojevica Astronomical Station (Vidojevica, Serbia) South African Astronomical Observatory (Sutherland, South Africa) Sirio Astronomical Observatory (Castellana Grotte (Ba), Italy) Catania Astrophysical Observatory (Italy) Campo Imperatore Observatory (Italy) CAST Observatory (Italy) amateur Vallinfreda Station (Italy) Armenzano Astronomical Observatory (Italy) amateur Hypatia Observatory (Rimini, Italy) amateur Perugia University Astronomical Observatory (Italy) Astronomical Observatory University of Siena (Italy) MarSEC – Marana Space Explorer Center (Marana di Crespadoro, Italy) amateur Montarrenti Observatory (Siena, Italy) amateur Wild Boar Remote Observatory (San Casciano in Val di Pesa, Florence, Italy) amateur Hans Haffner Observatory (Germany) Astronomical Observatory of Seveso (Italy) amateur Michael Adrian Observatory (Germany) Torino Astronomical Observatory (Italy) Osservatorio Astronomico della Valle d’Aosta (Italy) Landessternwarte Heidelberg (Heidelberg, Germany) Calar Alto Observatory (Spain) Guadarrama Observatory (Spain) amateur Teide Observatory (Tenerife, Spain) Olin Observatory (Connecticut College, New London, Connecticut, USA) Foggy Bottom Observatory (Hamilton, New York, USA) Western Kentucky University Astrophysical Observatory (Kentucky, USA) Mt. Lemmon Observatory (Arizona, USA) Lowell Observatory (Flagstaff, Arizona, USA) ROVOR (Utah, USA) San Pedro Martir Observatory (Baja Peninsula, Mexico) Clarke and Coyote Astrophysical Observatory (Wilton, California, USA) amateur Climenhaga Observatory (Victoria, British Columbia, Canada) Dominion Astrophysical Observatory (Canada) University of Hawaii (Mauna Kea, Hawaii)
