... Spherical aberration, coma, and astigmatism are also easily observed using the star test. ... Off-axis images are complex. ... Fig. ... Diffraction by a circular aperture as a function of defocus for no aberration Airy Disk 1 wave defocus Less than 1 wave defocus Fig. ... Diffraction by a circular aperture as a function of defocus for third-order spherical aberration Paraxial Focus Small distance inside paraxial focus Moderate distance from marginal focus Immediate neighborhood of marginal focus Fig...

Еще в разделе: (Показать все результаты (>53) - vega.inp.nsk.su/ )

• Astronomical Catalogues

OBSERVATIONS OF COORBITAL SATELLITES OF SATURN Emel'yanov N., Varfolomeev M. Sternberg State Astronomical Institute, Moscow, e-mail : emelia@sai.msu.ru Institut de MИcanique CИleste et de Calcul des иphИmИrides, Paris, e-mail : emelia@imcce.fr Abstract. To improve the orbital parameters and masses of coorbital satellites of Saturn, Janus and Epimetheus, new observations of these satellites are necessary. ... IN: Saturn. ... New observations of Saturn's coorbital satellites" - Icarus. ...

Еще в разделе: (Показать все результаты (>445) - lnfm1.sai.msu.ru/ )

• IDL programs
• Data bases of Natural Satellites. Documentation. Manual

... Астрофотография (Модераторы: LifeIsGood , MaxMan ) > . WO 0,8Х редусер-спрямитель поля. ... Астрофотография . ... Оффлайн . Сообщений: 3380 . Благодарностей: 0 . ... 02 Июнь 2007, 01:39:10 ? ... Записан . ... Сообщений: 4583 . Благодарностей: 105 . Ответ #1 : 02 Июнь 2007, 18:27:20 ? ... Сообщений: 345 . ... Цитата: LifeIsGood от 02 Июнь 2007, 18:27:20 Офигеть!! ... Последнее редактирование: 03 Июнь 2007, 00:47:36 от Грин ? ...

Еще в разделе: (Показать все результаты (>307) - www.astroclub.kiev.ua/ )

• LOGITECH QuickCam Pro 9000 або питання до фах?вц?в - стр. 1 - Оборудование
• Synta Sky-Watcher 8" Dobsonian - Статьи раздела "Оборудование"
• "KONUS" KONUSMOTOR-130 - Оборудование

... Silver Blaze A racehorse disappears before an important race. ... Лезвие перочинного складного ножа Victorinox "Evolution 18" изготовлено из высококачественной нержавеющей стали. ...

Еще в разделе: (Показать все результаты (>880) - astrokuban.info/ )

This document explains how to install, configure and run Apache 1.3 under Novell NetWare 5.x and above. ... Apache 1.3 is designed to run on NetWare 5.x and above and is installed by default on all NetWare 6 servers. ... You will need to compile apache and copy the files over to the server manually. ... Follow these steps to install Apache on NetWare from the binary download (assuming you will install to sys:/apache): . ... Copy the MIME.TYPES and magic files to SYS:/APACHE/CONF directory . ...

Еще в разделе: (Показать все результаты (>118) - neptun.sai.msu.ru/ )

• Compiling Apache for Microsoft Windows
• Apache module mod_mime_magic
• Apache module mod_imap

... Observing . ... Solar Observing . ... April 3 (SUN) - Solar Observing, Central Park , Manhattan . ... APRIL'S SKY . ... Lecture Series at the American Museum of Natural History The Amateur Astronomers Association is proud to present an astronomy lecture series from October through May each year for our members and the .. ... The€аAmateur Astronomers Association of New York€аwas organized in 1927 to promote the study of Astronomy, emphasizing its cultural and inspirational value. ...

Еще в разделе: (Показать все результаты (>620) - www.aaa.org/ )

• Choosing and Using Binoculars ? Amateur Astronomers Association of New York
• Lecture Series 2015-2016 ? Amateur Astronomers Association of New York
• Lecture Series 2011-2012 ? тАЬOther Ways of Looking for Life in the SkyтАЭ ?

... For the past years I have been working on the problem of synthesis of light curves of close binary systems, consisting of a normal star and a compact object (point object with fixed X-ray luminosity). ... Possible existence of a bright spot on the disk's lateral surface is taken into account. ... The last of then will be published in Gordon and Breach Publishers ( Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ... Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ...

Еще в разделе: (Показать все результаты (>13) - uranus.sai.msu.ru/ )

• Linux on CLEVO 8750

. Trace: . start : saivo : ws . navigation . Main . SAI VO Projects . CAS . Web Services . TODO . AstroSearch . AstroDB . AstroKeywords . VOLinks . Our People . User Space . Sandbox . Help on Wiki search . toolbox . Index Recent changes Backlinks Login . Show pagesource Old revisions . You ve followed a link to a topic that doesn t exist yet. If permissions allow, you may create it by using the Create this page button. Back to top . SAI VO | Astronet | SAI MSU | Legal Information .

Еще в разделе: (Показать все результаты (>939) - vo.astronet.ru/ )

• wiki:start [SAI Virtual Observatory - Wiki]
• playground:start [SAI Virtual Observatory - Wiki]
• saivo:saicas [SAI Virtual Observatory - Wiki]

... VaST is a software tool for finding variable objects on a series of astronomical images. ... VaST performs object detection and aperture photometry using SExtractor on each image, cross-matches lists of detected stars, performs magnitude calibration with respect to the first (reference) image and constructs a lightcurve for each object. ... VaST FITS image viewer ./pgfv . ... Part I" PZP, vol. ... K. V. Sokolovsky, S. A. Korotkiy; "New Variable Stars Discovered by the NMW Survey" PZP, vol. ...

30. http://scan.sai.msu.ru/~kirx/ATel/BL_Lac/

31. Home Page

32. K-corrections calculator

33. MASTER GLOBAL ROBOTIC TELESCOPES NET

34. MONTE-CARLO

35. To gravitational wave discovery with LIGO

36. SPUTNIK home page

37. Radioastrophysical Observatory ISTP RAS SB

38. http://site2010.sai.msu.ru/static/doc/Site2010-Summary.pdf

39. Электронная библиотека астронома-любителя. RU.SPACE.NEWS - архив за 01 апреля

40. Precession/nutation matrix. Explanations for Computer Ephemeris.