meridian circle वाक्य
उदाहरण वाक्य
मोबाइल
- Humboldt submitted a request for its purchase on 9 October 1828, including a meridian circle from the instrument maker of Berlin and a chronometer from the Berlin clockmaker.
- E . Myles Standish wrote : " Classical ephemerides over the past centuries have been based entirely upon optical observations : almost exclusively, meridian circle transit timings.
- During that period, the US Naval Observatory ( USNO ) relocated a meridian circle telescope to El Leoncito to extend their catalogue of stellar positions to the Southern Hemisphere.
- As a result, six days later, Frederick William III granted 8500 taler for the refractor, 3500 taler for the meridian circle and 600 taler for the chronometer.
- Nikoloff worked with the German Hamburg Observatory meridian circle telescope expedition on the Perth 70 catalogue, from 1969 until 1971, before the expedition astronomers returned to Germany that Christmas.
- This circle is divided into 12 equal parts ( 1st cusp is ascendent, 10th cusp is zenith ), then the resulting points are projected to the ecliptic through meridian circles.
- In [ 1955 ], Repsold Meridian Circle was transported to Nikolaev from Pulkovo after reconstruction and a number of upgrades, on which different observational programs were carried out during 40 years.
- The minor planet was named after of South American astronomer Reinaldo Augusto Carestia ( 1932 1993 ), professor of positional astronomy at Meridian Circle " at the discovering Felix Aguilar Observatory.
- In the 1950s, the �stervold Observatory was replaced by the Brorfelde Observatory located near the town of Holb�k, it was provided with a very fine meridian circle and a Schmidt camera.
- A 6-inch ( 15 cm ) Pistor & Martins meridian circle was installed in the east wing, while the west wing served as a library and office space for the director.
- With the new Bickely site complete, in 1967, Harris oversaw the installation of a meridian circle telescope at the Observatory as part of an expedition by astronomers from the Hamburg Observatory in Germany.
- The building was finished in 1878 and completely restored in 2009 . Contained with it is one of the most important collections of nineteenth-century scientific instruments, featuring a refracting telescope and a meridian circle manufactureed by Repsold.
- Chary noted that the star which was observed by astronomer T . Moottooswamy Pillai with a Meridian Circle on February 9, 1864 was not visible when observed in January 1866 but could be spotted on January 18, 1867.
- He wrote " Annals of the Observatory of Georgetown College, D . C ., containing the description of the observatory and the description and use of the transit instrument and meridian circle " ( New York, 1852 ).
- A great refractor was often the centerpiece of a new 19th century observatory, but was typically used with an entourage of other astronomical instruments such as a Meridian Circle, a Heliometer, and Astrograph, and a smaller refractor such as a Comet Seeker or Equatorial.
- From the end of 1957 until the end of 1959, three new observation pavilions were built-Pavilion of Large Vertical Circle Askania 190 / 2578 mm, Pavilion of Large Transit Instrument Askania 190 / 2578 mm and Pavilion of Large Meridian Circle Askania 190 / 2578 mm.
- While the transit instrument and the meridian circle were used for a star catalogue of 3000 stars that included standard stars, large proper motion stars, variable stars and the like, it is with the new 8-inch Cooke equatorial that he made discoveries of asteroids and variable stars.
- A few of the observational instruments went to the new location : a new 30 cm refractor von Repsold, a meridian circle from Pistor & Martins dating from 1868 with 19 cm aperture and 2.6 m focal length, a 6 Zoll ( inch ) refractor from and a Zoll refractor from Merz & Mahler.
- As Oort later noted, Kapteyn and his co-workers had not realized that the absorption in the galactic plane was as bad as it turned out to be . Until Oort began his work, he later recalled, the Leiden Observatory had been concentrating entirely on positional astronomy, meridian circle work and some proper motion work.
- Later a 5-foot ( 1.5m ) transit and a 3-foot ( 0.9m ) Meridian Circle, fitted with an interchangeable 7-inch ( 17.75 cm ) glass were added, which was the largest at that time in 1839 . In 1842 a 4-inch ( 10 cm ) Comet Seeker was added.
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