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The Nicholas U. Mayall Telescope, also known as the Mayall 4-meter Telescope, is a four-meter (158 inches) reflector telescope located at the Kitt Peak National Observatory in Arizona and named after Nicholas U. Mayall. It saw first light on February 27, 1973, and was the second-largest telescope in the world at that time. [2]
The Yolo was developed by Arthur S. Leonard in the mid-1960s. [22] Like the Schiefspiegler, it is an unobstructed, tilted reflector telescope. The original Yolo consists of a primary and secondary concave mirror, with the same curvature, and the same tilt to the main axis. Most Yolos use toroidal reflectors. The Yolo design eliminates coma, but ...
Edmund Scientific Corporation, based in Barrington, New Jersey, was founded in 1942 as a retailer of surplus optical parts like lenses.It later branched out into complete systems like telescopes and microscopes, and in the 1960s, a wide variety of science toys and kits.
The Whipple 10-meter gamma-ray telescope was constructed in 1968. Formerly known as the Mount Hopkins Observatory, the observatory was renamed in late 1981 in honor of Fred Lawrence Whipple , a planetary expert, space science pioneer, and director emeritus of SAO, under whose leadership the Arizona facility was established.
The Schulman Telescope was designed from inception for remote control over the internet by amateur and professional astrophotographers worldwide, and is currently the world's largest telescope dedicated for this purpose. A 0.7 m (28 in) reflecting telescope installed in 1963 at Catalina Station was moved to MLO in 1972. [1]
The tax that Trump says he's looking at now for China is lower than the 60% tariff he threatened to impose on Beijing last year but consistent with the 10% tax he pledged as president-elect.
In November 2001, the mall was renamed Phoenix Spectrum Mall, [4] and Grossman Company Properties began a $10 million renovation project. The mall changed its focus to discount stores, starting with the demolition of The Broadway and replacement by Walmart (originally built as a discount store, later expanded into a Supercenter) in 1994. [5]
Yolo telescope, a type of reflecting telescope with tilted mirrors; You Only Look Once, a series of neural networks for object detection and recognition; People.