ABSOLUTE PROPER MOTIONS OF 331 OPEN CLUSTERS . ... The proper motions of stars in the fields of 331 open clusters were taken from Four-Million Star Catalog (4M-catalog) of positions and proper motions (Volchkov et al. ... The absolute proper motions for 21 young open clusters have been derived by comparison of precise relative proper motions of individual stars and their corresponding absolute proper motions. ... Sign of proper motions in RA . ... 0.0001 arcsec/yr . ... rms error in RA proper motion . ...

... Space activity at the beginning of XXI-st Century view from inside G.M.Chernyavskiy STC for Earth Space monitoring of FSUE , Russia 1. The systemic approach in astronautics Everyone who has linked his life with astronautics and those who are interested in the future of the inhabitancy medium and its expansion up to cosmic scales, are troubled about the current state and development of space activity in the World and in the Native Land of the first artificial Earth satellite (AES). ...

About V I spectral lines with overlay of Zeeman and hyperfine structure splitting in spectra of sunspot umbra S.G. Mozharovsky Ussuriysk Astrophysical Observatory of FEB RAS, Ussuriysk, Russia sw@newmail.ru Abstract. ... Overlay of components of the different types can allow obtain the parameters of the magnetic field by the ratio of the component intensities. ... The structure of Zeeman splitting which follows from the parameters of the line atomic levels can be seen in Figure 1. [pic] Figure 1. ...

... Сегодня: 10 апреля 2016 г. Американское агентство NASA начало размышлять над тем, что же делать со спутником для исследования верхних слоев атмосферы UARS (Upper Atmosphere Research Satellite), который был выведен на орбиту в сентябре 1991 года. ... Такой массивный аппарат полностью сгореть в атмосфере не сможет, и вполне вероятно, что отдельные его фрагменты упадут на поверхность Земли. ... NASA не знает, как "приземлить" тяжелый орбитальный спутник . ...

... Астрофест 2014 . Астрофест 2012 . ... Астрофест 2009 . Астрофест 2008 . Астрофест 2007 . Затмение 3.10.05 . Астрофест 2005 . ... HDR-фото фаз затмения . ... Nikon 4300, телескоп Ньютон 200мм на монтировке MT-3s, окулярное увеличение, мозаики нескольких кадров, каждый из которых - сумма серий снимков Registax. ... Nikon 4300, телескоп Ньютон 200мм на монтировке MT-3s, окулярное увеличение. ... Dobson150F8 , Окулярная съемка Nikon 4300. ... 2004-2015г. Андрей Олешко ...

style html {overflow-x:hidden; } html, body { height: 100 %; margin: 0px ;padding: 0px ; }#__container { position :relative; min-height: 100 %; }#__footer{ position :absolute; bottom:65px; width: 100 %;}#__ mlk { width: 100 % ! important ;border-top:1px solid #AEAEAE;border-botton:1px solid #AEAEAE;z-index:999 ! important ; color : black ! important ; position : absolute! important ;left: 0px ! ...

Please enter the lightcurve file name and period search parameters: . Lightcurve file: . ... Apply the Heliocentric correction and convert all dates to Terrestrial Time (TT)? ... Also, the Heliocentric correction cannot be applied to such lightcurves. ... This period search service is also available at the mirror sites: Mirror 1 , Mirror 2 , Mirror 3 , Mirror 4 . You may download the latest source code distribution and install the period search service at your own web server. ...

... Contact A Problem of an estimation of accuracy of the asteroid CCD observations . The Minor Planet Center supported by the Interntional Astronomical Union is the main office for keeping observational data of the small Solar System bodies and their investigations. ... At Pulkovo Observatory we are estimating an accuracy of the CCD asteroid observations obtained by amateurs and professional astronomers all over the World using the MPC database. ...

... 000, 1­12 (2009) Printed 11 February 2010 A (MN L TEX style file v2.2) Analytical approximations of K -corrections in optical and near-infrared bands I1gor V. Chilingarian1 2 ,2,3 , Anne-Laure Melchior 1,4 and Ivan Yu. ... Received 2010 February 01; in original form 2009 August 14 ABSTRACT To compare photometric properties of galaxies at different redshifts, the fluxes need to be corrected for the changes of effective rest-frame wavelengths of filter bandpasses, called K -corrections. ... Table 1. ...

... Внеосевой гид #777 с накидной гайкой для Шмидт-Кассегрена . ... 777 внеосевой гид позволяет контролировать положение телескопа при астрофотографии с длительными выдержками, удерживая звезду гидирования в перекрестии окуляра (докупается отдельно), устанавливаемого в соответствующее гнездо гида. ... Внеосевой гид присоединяется на выходное отверстие оптической трубы телескопов серий LX/LT/LS в помощью накидной гайки. ... Copyright PENTAR ї2004-2016. (бинокли, цифровые фотоаппараты, телескопы) . ...

. This document is designed to be viewed using the frames feature. If you see this message, you are using a non-frame-capable web client. Link to Non-frame version.