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Clear Sky Charts (called clocks until February 29, 2008) are web graphics which deliver weather forecasts designed specifically for astronomers. They forecast the cloud cover , transparency and astronomical seeing , parameters which are not forecast by civil or aviation forecasts. [ 1 ]
The 24.5-inch Classical Cassegrain Telescope as it appeared in 2014.. The main 24-inch telescope is the reason for the existence of Goldendale Observatory and was the work of four amateur astronomers — M.W. McConnell, John Marshall, Don Conner and O.W. VanderVelden — who built a 24.5-inch (620 mm) Cassegrain reflecting telescope for Clark College in Vancouver, Washington, which paid for ...
Natural Bridge State Park is a Massachusetts state park located in the city of North Adams in the northwestern part of the state. Named for its natural bridge of white marble, unique in North America, the park also offers woodland walks with views of a dam made of white marble, and a picturesque old marble quarry.
North Adams is a city in Berkshire County, Massachusetts, United States. It is part of the Pittsfield, Massachusetts Metropolitan Statistical Area . Its population was 12,961 as of the 2020 census . [ 3 ]
Sky luminance distribution models have been recommended by the International Commission on Illumination (CIE) for the design of daylighting schemes. Recent developments relate to “all sky models” for modelling sky luminance under weather conditions ranging from clear sky to overcast .
Last year, just 17.6% of the Lower 48 experienced a white Christmas. This was the lowest percentage since records began in 2003.Outside of the West's higher elevations, there was an area of snow ...
Starlight overcast moonless night sky [1] 140 microlux: Venus at brightest [1] 200 microlux: Starlight clear moonless night sky excluding airglow [1] 10 −3: 1 millilux: 2 millilux: Starlight clear moonless night sky including airglow [1] 10 −2: 1 centilux: 1 centilux: Quarter Moon 10 −1: 1 decilux: 2.5 decilux: Full Moon on a clear night ...
WNAW (1230 AM, "New Country 94.7") is a radio station broadcasting a country music format. Licensed to North Adams, Massachusetts, United States, the station serves northern Berkshire County.