... Home Articles Optical Surface Cleaning Procedure . ... Clear Sky Chart . This Month's Sky . ... Beyond New York City . ... Optical Surface Cleaning Procedure . Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . Observing Resources for Amateur Astronomers - Part 2: Intermediate Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

... Вопрос: . ... А вот про выживаемость человечества в ближайший миллион лет сказать пока сложно. ведущий н.с., д.ф.-м.н. О.В.Верходанов, 08.07.2015 г. Вопрос: Добрый день! Расскажите, как наблюдали (и наблюдали ли?) солнечное затмение 20 марта 2015 ученые в САО РАН. ... Солнечное затмение 20 марта 2015 г. в САО РАН вблизи максимальной фазы. ... Во время затмения 20 марта 2015 г. максимальная фаза в САО составила около 0.25, то есть Луна закрыла собой 25% диаметра солнечного диска. ...

... Все это просим направлять по адресу: 198904 С.-Петербург, Старый Петергоф, Библиотечная пл. 2, Астрономический институт СПбГУ или по электронной почте: viva@pobox.spbu.ru , krivov@astro.spbu.ru и dpa@astro.spbu.ru . Самый же простой вариант -- прислать сообщение прямо отсюда: . ... не обязательно) . ... Тип Вашего сообщения: . ... Текст Вашего сообщения: . ...

... Dnepr launch record 17 August 2011. ... Baikonur Cosmodrome Yasny launch base Downloads . ... Yasny launch base is located in Orenburg Region, Russia. ... Admin & Hotel Complex including hotels, dining facilities and office premises; . Assembly, Integration and Test Building (AITB) incorporating clean room facilities and fueling station; . ... Yasny launch base AITB is divided into four main areas: Clean room 1 (CR1), Clean room 2 (CR2), Fueling Station and Offloading & Storage Area. ...

Pulkovo NEO Page . ... EPOS Software Package . ... EPOS ( E phemeris P rogram for O bjects of the S olar system) is the Windows PC application for study and ephemeris support of observations of the Solar system objects. ... It controls the part of common data and transfers the control to one of the programs that solve the restricted set of tasks. ... So with the EPOS software package one can calculate the accurate ephemerides for many objects and get the quick illustration of their motion as well. ...

... Tonight's Sky . ... The Magazine . ... Observing . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Get to Know the Night Sky . ... Even more questions for a cloudy night . ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

... Bad Astronomy . ... Bitesize Astronomy . ... Mad Science . ... Site Info . Search the site . ... They have collected many scientists from around the world and let them answer questions by anyone who has one, including everyone from grammar school children to adult professionals. ... According the to search engine at the Mad Scientist's lair , I have answered about 100 questions since 1996. ... A new feature at the Mad Scientist Network lets you search for questions I have answered . ...

. December 10,1998 - Laminar flow units were integrated to the clean tent at IKI test area. November 15,1998 - Integration of the Clean tent at IKI test area is finished. September 25,1998 - the clean tent laminar flow units (fLeicester University, UK) are put at IKI test room. August 28,1998 - the clean tent supporting structure is assembled . August 6, 1998 - integration of the bottom level of the clean tent supporting structure . Last updated Nov. 16, 1998 by V.Arefiev, gita@hea.iki.rssi.ru .

The most up-to-date information related to atmos 3.0 are collected here due to constantly increasing interest to MASS/DIMM processing software... atmos 3.0 is still beta , so the latest version is 2.97.5 (there is also 2.98.x branch which absorbs new features) . ... M' line: . ... free seeing and its relative error . ... dimm seeing and its relative error (if dimm data are present, zeros otherwise) . ... dimm turbulence power and its relative error (if dimm data are present, zeros otherwise) . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Space Flight . ... Posted on May 21, 2014 | 1 Comment Although the concept of something being тАЬthereтАЭ but being hidden from our eyes under the cover of darkness is one that has disturbed usually one or other of us once [ ] . Continue Reading.. ... Posted on February 17, 2014 | ... Posted on December 5, 2013 | ... Posted on November 29, 2013 | ... Posted on June 8, 2013 | ... Posted on May 29, 2013 | ... 10 Comments Where does space begin? ...

... Hidden Hollow 2008 . ... Contests . ... ASTRONOMY BOWL at Hidden Hollow . ... To make matters easier on the organizers of Hidden Hollow, we ask that your team be registered by April 18, 2008. ... Because astrophotography is such a challenging field, we'll be sure to break the contests into categories, such as lunar, planetary, deep sky and youth. ... Why not offer a contest for the best of the best? ... Let's get a contest going for the astronomy group who brings the most members as well! ...

... Exposure Time Calculator (ETC) . ... Microstep (pattern) - a pattern of exposures at positions each shifted by a very small movement (<3 arcsec) from the reference position. ... A microstep pattern can be contained within each position of a jitter pattern. Jitter (pattern) - a pattern of exposures at positions each shifted by a small movement (<30 arcsec) from the reference position. ... Making a tile: Ysteps ; . ... Resulting Exposure time map for a filled tile of 6 pawprints (no jittering). ...

wcs2dr -- Convert WCS header information into drizzle parameters for image registration wcs2dr image refim . images = "" [file name] . ... The style for the output listing. ... cl wcs2dr @files ref style= para # drizzle .data= test1 drizzle .shft_fr= output drizzle .shft_un= output drizzle .align= center drizzle .xsh= 552.733 drizzle .ysh= 482.749 drizzle .scale= 1.009 drizzle .rot= - 2.871 # drizzle .data= test2 drizzle .shft_fr= output drizzle .shft_un= output ...

... 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. ...

. Please standby and you will be automatically connected to the new location of the unframed Supernova page. Or, click on the link above. If you have questions or problems, please email me at David Bishop dbishop@vhdl.org . Last modified: Mon Aug 27 12:40:15 EDT 2001

... GRIN lenses for telecommunication optics applications ? GTC (gradient telecom) lenses. ... GTC lenses are used in different fiber-optic devices: collimators, couplers, isolators and WDM etc . ... 2.Diameter . GTC lenses diameters are 1.0 mm, 1.8 mm, 3.0 mm and 4.0mm. ... 1.0 mm -3.0 mm diam GTC lenses are supplied in 0.22P, 0.23P, 0.25P, 0.27P and 0.29P length. 4.0 mm diam GTC lenses are supplied in 0.11P length. ... GTC . ... 3 scratches with 5mkm max width and 200mkm max length are allowed . ...

... Satellite data ] . SMIS ] . The program controls the data acquisition according to the specified schedule of the sessions. ... The calibration of AVHRR instrument data is performed during acquisition . The program can be started in parallel with the satellite pass visualization, that allows the user to monitor a session and store data only relevant to specific regions in manual selection mode. ... Back to SMIS Home Page . ...

Computer Ephemeris. Reduction quantities for Dynamical time. Explanations. Each row contains for the date specified at 0 h of Time Dynamical Terrestrial: . interval from date to mean epoch T m expressed in julian years, . reduction quantities A+A', B+B', C, D, (all in seconds of arc), E (in 0.0001s), A' , B' (in 0.001). The same table, but for moments, expressed in Sidereal Dynamical Time is to be found on 'Reduction. Sidereal time.' page. ...

... Space flight . Crew training . ... honing the skills of performing the tasks of operating the orbital (suborbital) spaceship in a normal autonomous flight and in case of occurrence of off-optimum situations; . ... preparing for conducting visual observations, photographing and video filming envisaged by the flight program; . ... preparing the astronaut's body to the effect of space flight factors, honing the skills of operating the spaceborne medical facilities, rendering self and mutual aid; . ...

... ON APPLICATION OF MULTI-FREQUENCY SYNTHESIS FOR RADIOASTRON MISSION. ... The first problem for RadioAstron mission for K-band will improved with using a new LNA / probably identical to . ... For RadioAstron mission it is proposed to operate one K-band circular polarized channel at fixed frequency 22.232 GHz. ... B. One circular polarization channel operates at frequency F0 and the opposite polarization channel operates at minimal frequency F-4. ... Signal and LO frequencies. ...