tidal observatory
1Natal Observatory — Location Durban, South Africa Coordinates …
2Jicamarca Radio Observatory — Infobox Telescope bgcolour = name = Jicamarca Radio Observatory caption = organization = [http://geo.igp.gob.pe Instituto Geofisico del Peru] ,Cornell University, National Science Foundation location = coord|11|57|05|S|76|52|27.5|W| wavelength =… …
3Apache Point Observatory Lunar Laser-ranging Operation — APOLLO shooting a laser at the Moon. The laser pulse is reflected from the retroreflectors on the Moon (see below) and returned to the telescope. The round trip time tells the distance to the Moon to great accuracy. In this picture the Moon is… …
4Yale University Observatory — HistoryYale s first observatory, the Atheneum, was situated in a tower, which from 1830 housed Yale s first and America s largest refractor, a convert|5|in|mm|sing=on Dollond donated by Sheldon Clark. With this telescope Olmsted and Elias Loomis… …
5Newlyn — Not to be confused with Newlyn East or Newlyn, Victoria. Coordinates: 50°06′03″N 5°33′09″W / 50.1008°N 5.5525°W / 50.1008; 5 …
6Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
7Dongyin, Lienchiang — Coordinates: 26°22′36″N 120°30′24″E / 26.37667°N 120.50667°E / 26.37667; 120.50667 Dongyin (Chinese …
8Plate tectonics — The tectonic plates of the world were mapped in the second half of the 20th century …
9Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
10Chinese calendar — The Chinese calendar is a lunisolar calendar, incorporating elements of a lunar calendar with those of a solar calendar. It is not exclusive to China, but followed by many other Asian cultures as well.[1] In most of East Asia today, the Gregorian …
