... This API (Application Programming Interface) document has pages corresponding to the items in the navigation bar, described as follows. The Overview page is the front page of this API document and provides a list of all packages with a summary for each. ... Each package has a page that contains a list of its classes and interfaces, with a summary for each. ... Each of these pages has three sections consisting of a class/interface description, summary tables, and detailed member descriptions: . ...

Astronotes Armagh Planetarium's Stellar Blog! ... astronomers . ... Monthly Sky Notes . ... Tycho Brahe (or Tyge Ottesen Brahe) was born in Knutstorp Castle, Scania in Denmark in 1546, which is now part of Sweden. €аHe was born into nobility and many of his ancestors had served on the KingтАЩs advice board or were important public figures in Denmark. ... Tycho had constructed apparatus (funded by his inheritance after his uncleтАЩs death) that allowed him to study the night sky with great precision. ...

... Telescopes ћ Binoculars ћ Microscopes . Meade Ultra-High Transmission coatings (UHTC ) Group . ... Meade Standard Coatings: The optical surfaces of all Meade telescopes include high-grade optical coatings fully consistent in quality with the precision of the optical surfaces themselves. ... These specialized, and extremely advantageous, coatings are offered here as the Meade Ultra-High Transmission Coatings (UHTC) group, a coatings group available optionally on many Meade telescope models. ...

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . ... See many more Astronomy Listings by: Category or Alphabet . ... Listed Since July 15, 1998 . ... 847) 676-0330 . ... 847) 676-2930 . Web Site . http://www.clausing.com/ . ... Web . www.astronomy.net . About Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . are trademarks of John Huggins ...

... Home Gallery Star Fests The First Star Fest . ... Lecture Series 2014-2015 . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... The New York City Urban Star Fest was the first held by the AAA and took place on Saturday, Sept. 30, 1995 at the Sheep Meadow in Central Park. ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by ...

До конца XIX века об астероидах сложилось представление как об одиночных телах. ... Расстояние между КА и Гаспрой в момент сближения составило 16000 км и это позволило детально сфотографировать поверхность астероида, размеры которого составляют около 15 км. В конце августа 1993 г. "Галилео" пролетел на расстоянии 11000 км от астероида 243 Ида. ... Матильда имеет размеры 50x50x70 км и является крайне медленно вращающимся астероидом - один оборот за 17.5 суток. ...

. Bright Supernovae - 2011 . This data comes from IAU Circulars and occasionally more data will be provided on IAU 's Astronomical Headlines page. An archive of the 2011 updates to this page is available. This is an archove of the supernovae discovered in 2011. Please look at the main page for the latest data. Note that Extra galactic Novae have been moved to a special Extra galactic novae page . For more information, you can look at the following Supernova Catalogs: . IAU List of Supernovae since 1885 .

GENERAL INFORMA T ION ABOUT How does my LOMO® Night Vision Device Work? ... LOMO® NIGHT VISION DEVICES & FAQs When using a Night Vision Device, you are actually looking at an image that is projected by the intensifier tube located inside the unit (Fig. ... Light enters the Night Vision Device through the objective lens and hits the photocathode in front of the intensifier tube. ... Infrared (IR) Illuminator Microchannel Plate (Gen.2 Only) When do I use my LOMO® Night Vision Device? ... Fig. ...

... LINKS . ... SPECIAL TOPIC . CONTACT . ... ARTICLE: Venus Transit 2004 . ... AAL's Transit Observation Results . ... Divx video from the AAL observation site. ... a) Visual observation : Only with special eclipse shades ( do not use those ones you still have from the 1999's solar eclipse because it does no more protect you properly ) . ... 1. contact ( transit begins ) : 07:19 53 s with a solar altitude of 15.5 degrees . ... Venus Transit Links: . ... Venus Transit 2004: A Tremendous Success . ...

... The unlocked gate at the entrance to the observatoryтАЩs gravel driveway should remain closed to prevent the public from driving back to the observatory. ... This means that if there are still members of the public present at the observatory who do not wish to leave by 11:30 PM they will be locked in the park until a keyholder leaves and secures the gate(s) behind him/her. ... Roll the roof back using the hand crank near the computer room. ... Amateur Astronomers Association of Princeton, Inc., ...

... Tube optique Une combinaison efficace La formule optique Maksuto v est l'une des variations dans la grande famille des Cassegrain. ... Les efforts sont alors centrИs sur l'axe optique et, dans la pratique, le shifting n'est pas dИcelable. ... En fait, cette formule optique, qui offre par nature une bonne image sur une large portion du champ, est assez peu sensible Ю une mauvaise collimation (ce qui n'est pas le cas des SchmidtCassegrain ou des Newton ouverts). ... Ce tube de 150 mm est ouvert Ю 12. ...

... SATELLITE: An object that revolves around a planet. ... SIDEREAL DAY: The length of a planet's rotation period relative to the stars. SOLAR SYSTEM: The sun and all the objects that are held in its gravitational field and move around it. ... SUPERIOR CONJUNCTION: The position of a planet when it is on the opposite side of the Sun from Earth (thus making in invisible). ... TRANSIT: The movement of an object between the Earth and the Sun and showing on the surface of the sun as a black dot. ...

Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... The building is about 106 ft. long by 26 ft. wide and is divided into two parts: a shop area to the north, 54 ft. long by 26 ft. wide with parapet walls containing the control room, and the observatory area 52 ft. long by 26 ft. wide. ... Shop Wall Counterforts . ... The shop roof is suspended between parapet walls, that is, the walls are higher than the roof, to permit the observatory roof to roll unimpeded over the shop roof. ...

... Индексы солнечной активности . ... Солнечные регионы . ... Описание солнечных регионов . ... Очередное появление солнечного региона 10917. ... Новая группа, появившаяся 31 декабря 2006 года около региона 10933, по другую сторону солнечного экватора. ... Приэкваториальная биполярная группа, возникшая 20 января 2007 года вблизи региона 10938, в западной части солнечного диска. ... В окрестностях солнечного меридиана суммарная площадь региона достигала 300 м.д.п. Продолжение биполярной группы 10933. ...

... Точность изготовления поверхности зеркала, т.е. максимально допустимые отклонения от заданной формы, зависит от длины волны света, на которой будет работать зеркало. ... К примеру, зеркало, работающее в видимом свете (длина волны = 0,5 микрона), должно быть изготовлено с точностью 0,06 мкм (0,00006 мм). ... В простейшем случае окуляр может состоять только из одной положительной линзы (в этом случае мы получим сильно искаженное хроматической аберрацией изображение). ... на astronom-ntl.narod.ru . ...

Using Site testing data for Adaptive Optics simulations Kislovodsk, October 2010 1Glen Herriot, 1David Andersen, 1Jean-Pierre VИran, 2Brent Ellerbroek, 2Luc Gilles, 2Lianqi Wang 1National Research Council Canada ­ Herzberg Institute of Astrophysics 2TMT Project Office, Pasadena TMT.AOS.PRE.10.074.REL01 1 Outline TMT / NFIRAOS Site Testing Parameters and their value for Adaptive Optics Simulations ... TMT.AOS.PRE.10.074.REL01 9 What is the interest of Adaptive Optics in r 0 Seeing ? ...

... 13, Moscow, 119992 Russia 2 Special Astrophysical Observatory, Russian Academy of Sciences, Nizhnii Arkhyz, Karachai-Cherkessian Republic, 369167 Russia Received May 18, 2009 Abstract--Using the method of two-dimensional spectroscopy, we have investigated the kinematics and distribution of the gas and stars at the center of the early-type spiral galaxy NGC 7177 with a mediumscale bar as well as the change in the mean age of the stellar population along the radius. ...

Shades of Deep Purple (USA: Tetragrammaton 1968 ; Europe: EMI Parlaphone 1968 ; Japan: Polydor 1968) (CD) . Deep Purple's debut album, recorded very hastily. ... Tracks: . ... Wring That Neck (Blackmore/Lord/Simper/Paice) . ... All tracks written by Blackmore/Gillan/Glover/Lord/Paice . ... Painted Horse (Blackmore/Gillan/Glover/Lord/Paice) . ... Child in Time (Live, 690924) (Blackmore/Gillan/Glover/Lord/Paice) . ... Bonus tracks on Japanese CD: Lazy (edited) (Blackmore/Gillan/Glover/Lord/Paice) . ...