... Eyepiece Specifications . Aperture Diameter (inches) . user input . Eyepiece focal length . ... Focal Ratio . ... Magnification . ... Focal Length (inches) . Eyepiece Apparent FOV . ... Focal Length . ... True Field of View . ... sq. inches) . ... Enter values for the "user input" blocks - then press the "Calculate" key . Eyepiece Apparent FOV Table - A listing of popular manufacturers eyepieces and their apparent field of view's (FOV). ...

Astronotes Armagh Planetarium's Stellar Blog! ... Apple have recently made it possible for you to БЂњgiftБЂќ one of their applications to someone as a present, and how amazing would it be for you astronomy loving friend to be able to use their ipod or ipad as a personal star chart to identify everything you see in the sky at any given time? ... If you love the idea of this for yourself, but are feeling the pinch with Christmas coming, there are also theб  free apps Pocket Sky and Space Brains . ...

... Monitoring of the development of the on-board 92-cm receiver (R-SRT-92 cm) ongoing at the KB GORIZONT in Nizhnii Novgorod: . ... SRT test sets were delivered to LA and used for the checkout of the engineering models in assembled configuration as 'open' complex. ... Kalyazin 64-m radio telescope, the main Russian ground telescope for the RadioAstron project ,was equipped with the new 18-cm dual-polarization feed and receiver. ... OHFS-SRT Space Radio Telescope On-board Hydrogen Frequency Standard . ...

... Events . ... Pre-university education . ... Samara region . SSAU History . ... Campus . ... Samara State Aerospace University Campus Accommodation. ... There are several dorms on campus, which allows students to get to the University very quickly without having to spend any money or time. ... As they enter, students must present their residence card to the security officer. ... SSAU has the biggest campus in Samara, with everything from study halls and research labs to dorms and sports facilities. ...

University Satellites and . Space Science Education . ... Accurate Satellite Trajectory Determination Using IGS Precise Ephemeris . ... International Global Navigation Satellite Systems Service (IGS) let users of satellite navigation systems free access to the information of rather precise coordinates of every satellite in Greenwich coordinate system with two week delay. ... As a result of applying this algorithm the trajectory of every satellite was defined as precise as IGS data. ...

Integrating and strengthening the European Research Area ERA-NET Coordination and Support Action ASTRONET Coordinating Strategic Planning for European Astronomy Contract n° 262162 Starting date : 1 January 2011 Duration : 4 Ѕ years Deliverable number Title Work package Due date ... of lead contractor for this deliverable Prepared by Approved by Released by Nature Revision 5.12 Report on the implementation of common ... 4 Specific actions initiated .. ... 6 Virtual Observatory (VO) .. ...

... В теме В разделе По форуму . ... Темы, интересные всем ? ... Научная панорама ? Рентгеновская икота Sgr A* по данным XMM-Newton. предыдущая тема следующая тема . ... 0 Пользователей и 1 Гость просматривают эту тему. ... Напомню, что от Sgr A* довольно часто наблюдают рентгеновские и ИК вспышки. ... предыдущая тема следующая тема . ... Рентгеновская икота Sgr A* по данным XMM-Newton. ... SMF | SMF 2011 , Simple Machines . SimplePortal 2.3.4 2008-2011, SimplePortal . ...

... Bad Astronomy . ... Bitesize Astronomy . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Last week, our tour outwards made a stop at our own home planet. Permit me to hold our tour a bit longer, to linger and gaze upon the Moon. ... Complex molecules floated in the water, but the concentration of these compounds wasn't high enough for them to get any further along than making amino acids and the like. ... 2008 Phil Plait. ... Subscribe to the Bad Astronomy Newsletter! ...

... The versatile and efficient INVERTOSCOPE? combines the highest optical performance with unsurpassed mechanical quality, and is backed by LOMO's unique lifetime warranty, the most comprehensive in the industry. ... A 15X focusing eyepiece with two interchangeable reticles (a 10mm/100div scale and a 10mm x 10mm/400sq grid) for convenient measuring and counting. ... A set of stage inserts and extension plates to accommodate a variety of sample vessels such as Petri dishes, flasks, microtest plates, etc...

... V. Sign Conventions Aberration -Free Image Spherical Wavefront , Defocus, and Lateral Shift Angular, Transverse, and Longitudinal Aberration Seidel Aberrations A. Spherical Aberration B. Coma C. Astigmatism D. Field Curvature E. Distortion Zernike Polynomials Relationship between Zernike Polynomials and Third-Order Aberrations Peak-to-Valley and RMS Wavefront Aberration Strehl Ratio Chromatic Aberrations ... Term # 3 represents focus. ... W is the mean wavefront OPD. ...

... Fifteen years ago, on February 20, 1986 the launching of the Core Block marked the beginning of the Mir Orbital Station construction. Currently the Mir Station consists of 6 modules. ... The Mir Station total mass is near 130 tons. ... For sinking unburned Mir Station fragments after reentering atmosphere a Southern Pacific Ocean area limited by the following point coordinates: 53 њ S, 175 њ W; 23 њ S, 175 њ W; 23 њ S, 132 њ W; 30 њ S, 127 њ W; 30 њ S, 90 њ W; 53 њ S, 90 њ W is choosen. ...

... part 2 | ... Part 1 . The new concept of formation and development of the Solar system. ... Thus, the initial pulse of the rotation of a protosolar cloud of the solar system was determined as a result of the diversion of a part of the moment of the rotational pulse of the Galaxy. ... Besides this new approach to the pre-solar system as a system of the destroyed vortex structure, we can understand now a number of other peculiarities of the Solar system's structure. ...

Общая Астрономическая Конференция > Форумы общей направленности > Непознанное, необъяснимое, загадочное > Вспышки спутников . ... Просмотр полной версии : Вспышки спутников . ... В течение 1-2 сек. ... Вспышки Иридиумов над Москвой . Снимок (http://hea.iki.rssi.ru/~denis/ir20020530.html) яркой вспышки 30 мая 2002 г. в 3:35 вблизи Мицара и Алькора. Распределение вспышек по небу в 2000 (http://hea.iki.rssi.ru/~denis/Iridmap2000.gif) и 2001 году (http://hea.iki.rssi.ru/~denis/Iridmap2001.gif) . ...

... The space station Mir is the most complex and unique vehicle of the twentieth century. ... It is in proposing to UNESCO the procedure of giving to the space station Mir a status of the object of the World cultural heritage of the mankind as a very valuable unique object of the technical culture of the 20th century, and realization of the special project of its preservation. ... Proactive organization work to get in UNESCO the status of the object of the World cultural heritage for the station Mir; ....

... Home Lectures Lecture Series 2015-2016 . ... Lecture Series 2014-2015 . ... Beyond New York City . ... The Amateur Astronomers Association is proud to present an astronomy lecture series from October through May each year for our members and the public. ... Amateur Astronomer Association is pleased to announce we will be offering select, limited reserved seating for current AAA members for the Friday, January 8, 2015 AAA Lecture entitled Robert Nemiroff ?2015 Astronomy Picture of the Day?. ...

Mobile Device to Digitize the photographic plates: first results Grosheva E.A., Izmailov I.S., Khrutskaya E.V. Pulkovo Astronomical Observatory, Russian Academy of Sciences, St. Petersburg, Russia Abstract -- The first results of astrometrical reduction for 40 Saturn and Pluto's plates are presented. ... This method of digitization and astrometric reduction of photographic plates using a digital camera is developed due to the problem of plate archive transportation to the high-tech measuring machines. ...