Subaru Telescope

Subaru Telescope (すばる望遠鏡, Subaru Bōenkyō) is the large telescope of the National Astronomical Observatory of Japan at the Mauna Kea Observatory on the island of Hawaii. From 1999 to 2005, its main mirror was the largest in the world.^[2]

Subaru Telescope

The Subaru Telescope
Named after	Pleiades
Part of	Mauna Kea Observatories National Astronomical Observatory of Japan
Location(s)	Mauna Kea, Mauna Kea, Hawaii, United States
Coordinates	19°49′32″N 155°28′34″W
Organization	National Astronomical Observatory of Japan
Observatory code	T09
Altitude	4,139 m (13,579 ft)
Wavelength	Optical/Infrared
Built	Completed 1998
Telescope style	Nasmyth telescope Ritchey–Chrétien telescope optical telescope reflecting telescope
Diameter	8.3 m[1] (8.2 m usable)
Secondary diameter	1330/1400/1265 mm
Angular resolution	0.23″
Collecting area	53 m2 (570 sq ft)
Focal length	f/1.83 (15.000 m)
Mounting	Altitude/Azimuth
Enclosure	cylindrical dome
Website	www.naoj.org/,%20https://subarutelescope.org//jp/
Location of Subaru Telescope
Related media on Wikimedia Commons

The telescope is named after the Pleiades star cluster.

History

In September 1999, former-Princess Sayako of Japan dedicated the telescope.^[3] For the dedication, an eyepiece was constructed so that Princess Sayako could look through it directly.^[4]