Electromagnetic Radiation: optical and infrared telescopes

Gran Telescopio Canarias (GTC): 10.4-meter,  Canary Islands, Spain

Keck 1 & 2:  twin 10-meter, Mauna Kea, HI, USA

Southern African Large Telescope (SALT), 9.2-meter, Northern Cape, South Africa

Hobby-Eberly Telescope:  9.2-meter, McDonald Observatory, TX, USA

Large Binocular Telescope (LBT): (two) 8.4-meter, Mount Graham, AZ, USA

Subaru (JNLT): 8.2-meter, Mauna Kea, HI, USA

Very Large Telescope (VLT): (quad) 8.2-meter, Antofagasta Region, Chile

Gemini North & South: (twin) 8.1-meter, Mauna Kea, HI, USA & Cerro Pachón, Chile

MMTO: 6.5-meter, Mount Hopkins, AZ, USA

Magellan 1 & 2: 6.5-meter Las Campanas, Chile