... This class is designed to be an up to date summary of the last 10-20 years of observations relevant to Cosmology. ... Theory today is bombarded by a vast array of observational data but there remains no clear and preferred model for the origin and evolution of structure in the Universe. ... The inflationary paradigm and the nature of the Dark Matter - Inflation solves a lot of problems that are inherent in the standard Big Bang Model. ... Kinds of Dark Matter and Observational Constraints . ...

This service contributes to the International Service of Geomagnetic Indices (ISGI) of the IAGA . ... The Kp numbers of the previous month are available in tabular format . ... There are available also historical and current Kp and derived indices per anonoymos FTP (see below). ... U.S.A. FTP server: ftp://ftp.ngdc.noaa.gov/STP/GEOMAGNETIC_DATA/INDICES/KP_AP/ . monthly update) . ... contains the monthly Kp / ap tables in a simple text format readable for both humans and computers (*.tab). ...

... Divisions . ... Astrospectroscopy laboratory . Laboratory of Extragalactic Astrophysics and Cosmology . Laboratory for the Stellar Magnetism Study . Laboratory of spectroscopy and photometry of extragalactic objects . ... Observations Support Laboratory . Group of extragalactic systems investigation . ... Group of relativistic astrophysics . ... RADIO ASTRONOMICAL DIVISIONS . Radio astrophysics laboratory . ... Group of the Sun study . ... Laboratory for the Radio Astronomy Study . ...

How Do Children Learn? ... Here we propose an innovative approach to children's learning, one that integrates the transmission, constructivism, and social constructivism models by having teachers present some of the fundamental concepts involved in astronomy education at the elementary level. ... learn the story . ... Before presenting sample stories and curricular ideas, we must discuss some of the impediments, pedagogical and professional, to teaching and learning astronomy at the elementary level. ...

Commutative and homological algebra studies algebraic structures, say, modules over commutative rings, in terms of their generators and relations. It provides the most powerful algebraic tools for applications in algebraic and differential geometry, number theory, algebraic topology, etc. ... Geometry of ring homorphisms: category of affine schemes. ... I. Manin, Methods of homological algebra, I. D.Eisenbud, Commutative Algebra: With a View Toward Algebraic Geometry, Springer, 1995. ...

eDucation . ... Primary Schools . Post Primary . ... The Post Primary School educational programme is designed to be both fun and rewarding for students. The Key Stage 3 curriculum is especially rich in links to astronomy and space.€а There are dozens of opportunities to link the PlanetariumтАЩs work to the curriculum.€а We have designed some thought-provoking workshops which will retain their power long after the Planetarium visit is over.€а . ... тАв Northern Ireland Curriculum - Science . ...

... Development of Ideas of Structure and Evolution of Stars. Integral Features of Stars, Which Determine Their Structure, Direction and Rate of Evolutuion. ... Connection between Potential and Thermal Energy of Star. ... Structure of a Main Sequence Star. Features of Massive Stars Evolution on the Main Sequence. Internal Structure of the Sun. ... White Dwarfs, Their Features. ... Evolution from the Main Sequence of Massive Stars. ... Evolution of Small Mass Stars till White Dwarfs Sequence. ...

Decomposition of Galaxy Images and Galaxy Rotation Curves Mosenkov A.V.*^, Savchenko S.S.*, Sotnikova N.Ya.* ... The DECA (DEComposition Analysis) code is designed to investigate images of galaxies in an automatic regime (using the simple 'bulge+disc' model) as well as in manual mode for more detailed images and/or for multicomponent structures. ... The GRCF package was created for performing the galaxies rotation curve decomposition using the models of the bulge, the disc, and the dark halo. ...

... Logically, tree is a set of tuples, each of different number of children, each of which can also be an inner or leaf tuple. ... SP-GiST core is responsible to map inner/leaf tuple to disk pages and imposes the following restriction - the size of inner or leaf tuples should match a page size, as well as each list of leaf tuples should be placed on the same page. SP-GiST differs pages for inner and leaf tuples, they are called inner and leaf pages respectively. ... Inner tuple consists of: . ...

... Archives . ... my first AAS. ... Believe it or not, I saw ANOVA (ANalysis Of VAriance) from a poster at AAS. This acronym was considered as one of very statistical jargons that one would never see in an astronomical meeting. ... The poster was made by an education graduate student who designed experiments on children and performed a statistical analysis (ANOVA) with collected data to find a factor that affects children (testing the significance of a factor via the F-test). ... Chandra Blog . ...

. The Rotating Service Structure is rolled back from Space Shuttle Discovery at Launch Pad 39B for a propellant-loading test its external tank on April 14. During a test, the tank is filled to launch levels with ultra-cold hydrogen and oxygen propellants, known as "cryogenics." The test is designed to evaluate how the tank, orbiter, solid rocket boosters and ground systems are performing under full "cryo-load." . NASA / KSC

... Unlike the previous digital-only Messages, Arecibo-1974 and Evpatoria-1999, the TAM has complex, three-section structure with different forms of information. Section 1 represents coherent sounding radio signal with slow Doppler wavelength tuning to imitate transmission from Sun's center. ... Section 2 is an analog information and represents musical melodies, performed on the Theremin. ... There were seven musical compositions in the 1st Theremin Concert for Aliens. ...

MICROSCOPES . ... In the last three to five years, LOMO has developed new lines of products, including new families of biological, fluorescent, and polarizing microscopes, night vision devices, consumer Maksutov telescopes, etc. ... 1939 Company introduces its first student and biological microscopes. as well as its first manual movie camera . ... 1956 LOMO produces its first wide-screen-format movie projector and introduces its first fluorescent microscope for chemical structure analysis. ...

... COMPUTER SIMULATION OF RADIOWAVE MULTIPLE SCATTERING EFFECTS IN IONOSPHERE USING MONTE-CARLO METHOD . ... Distribution of reflected radiation on the ground is computed. ... Such influence can be remarkable if the scattering is multiple, i.e. the optical thickness for the scattering process is considerably greater than a unit. ... Radiation energy transfer in the slab is modeled by distribution of some particles carring small portions of radiation energy. ... The isotropic plasma approximation is...

... Design of Imaging Optics . Analyzing Optics . ... The high resolution near infrared camera (CONICA) for the first VLT unit telescope is under development. It serves as a multi-mode instrument for the wavelength region between 1.0 and 5.0 microns, providing diffraction-limited spatial resolution when combined with the adaptive optic system NAOS of the VLT (Rosset et al. ... VLT instrumentation, ALADDIN InSb detector, NIR imaging, NIR spectroscopy, re-imaging optics, IR optics . ...

SUNWORLD .. , , sw@newmail.ru STOKES PROFILES CALCULATIONS FOR SOLAR UMBRA AND PHOTOSPHERE MODELS ­ DATA STRUCTURES AND TYPES OF CALCULATIONS OF PROGRAM "SUNWORLD" S.G.Mozharovsky Ussuriysk Astrophysical Observatory of FEB RAS, Ussuriysk, Russia sw@newmail.ru For many years we design and use a software package SunWorld, which simulates the process of formation of spectral lines in the solar photosphere. ... SunWorld. ... Variator . ... Auer L.H., Heasley J.N., Milkey R.W. // Kitt Peak Natl. ...

The project of the informational system creation on the problem of evolution of radio galaxies, as a part of the "Big Trio" project aimed on studing of distant radio galaxies, is designed. This system allows a user to operate with simulated curves of spectral energy distributions (SED) to estimate ages and redshifts by photometry data. Authors use SEDs of several models for different types of galaxies. ... The HTTP and e-mail access is organized to this system. ...

To main of Laboratory . The research work and design of optical and optical-electronic devices are carries out by laboratory staff: . ... Lens: . ... In the layout 1 prism systems perform functions of dispersive element, corrector of aberrations, optical reducer. ... Spectral range 200 - 400 nm; . ... Back Forward . ... The main corrector's function are compensation of field aberrations of the main spherical mirror of a telescope (diameter of 600 mm, f'=1200 mm) and increase aperture ratio. ...

. Welcome to X-Ray WWW Server . at Sternberg Astronomical Institute . This page was designed by Sergey Nazin . Send questions and comments to leng@sai.msu.su

... Welcome to the Moon Hotel . 13.07.2001 . ... A Total Eclipse Over Africa . ... What's that dark spot on the Sun? ... Last month, on June 21, a total solar eclipse was visible in parts of Africa. ... Air Pollution Earth . ... The Galactic Center in Infrared . ... Starting at the upper left, this sequence of images follows the progress of the magnificent 21 June, 2001 solar eclipse in the clear skies over Bakasa, Zimbabwe. ... Just as rainbows are lit by the Sun, moonbows are lit by the Moon. ...