... Carefully measure the diameter of the craters formed by the impact without disturbing the sand. ... Crater diameter increases with increasing mass. ... Without disturbing the sand, carefully measure the crater diameter. ... Did you measure any difference in the diameters of the craters? Yes, as velocity increases, so does crater diameter. ... Impact cratering. ... Impact craters can be demonstrated with younger or less advanced students using mud instead of sand and ball bearings. ...

... The words are numbered according to the reference mentioned above. ... 59 WORD wSecond ; // 0 .. 59 satellite tracking start time (GMT) float fStep ; // reserved WORD wMass ; // reserved BYTE reserved [12] ; // reserved WORD wExtraBytes ; // reserved } TRAJECTORYHEADER ; NOTE: the satellite tracking start time is a hardware operating start time to follow satellite. typedef struct { // ephemeris at satellite tracking start time double time ; // Epoch time (yyddd.ddddddddd)...

... Head of the Department of Emission-line Stars and Galaxies of SAI MSU . ... Structure and kinematics of galaxies . ... Strasburg Database . Hubble Telescope Archive . ... CFHT Archive . ... Chinese evolutionary synthesis Yunnan . Korean evolutionary synthesis Yonsei . Evolutionary synthesis database BaSTI . ... Electronic Journal "New Astronomy" . Electronic Astrophysical Journal . Electronic Astronomical Journal . ... Questions and comments send to Olga Sil'chenko olga@sai.msu.su ...

... IAU planet classification Observing with a Telescope Large Scale Structure The observables: Local Group (size 1 Mpc) Virgo cluster (size 2+ Mpc) Virgo supercluster (size ~33 Mpc) Voids (size ~ 10-150 Mpc), Walls and sheets, aka filaments (size ~ 50-80+ Mpc) 1 parsec The nearest star is 1.2 parsecs away (Proxima Centuri). ... Virgo supercluster Voids, Sheets Filaments The Virgo Cluster is a cluster of galaxies at a distance of about 18.0 Mpc away in the constellation Virgo. ...

AAL Guestbook . Please Sign Our Guestbook . Guestbook Entries: 147 . Add Entry | ... Previous Page | Next Page . ... Wiltz/Luxembourg, . ... Great site !!! i like the design, the pages are very well structured. ... For example for the gallery page it took more than 4 minutes to load. ... Signed on at . ... nice site, well structured. it's worth a bookmark. keep on like this. greetings to lea lucien. r. Signed on at . ... Luxembourg, . ... Current time around the World . ...

This page is devoted to information on Supernova 1999bx in NGC 6749 . Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main supernova page. Information on the original web pages for many of these images can be found on the Supernova links web page. ... It was originally reported in UGC 11391, but this galaxy also has the name NGC 6745, which is much more commonly used. ... Click on the name in the "observer" column to see the image. ...

... 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. ...

You may see figures of this paper below... or download the whole paper in PostScript or LaTeX source , everything compressed by ZIP. LaTeX notes: you would need some specific LaTeX styles . See CS-11 HomePage for more. Figures are in EPS (Encapsulated PostScript) format to be inserted using software like dvips . You can download these files via ftp. If you use GIF format, choose "Save Image As..." on the images below, or click here: first and second . Figure 1. ...

... Научная панорама ? миниобзор arxiv:1012.0765 Понимание образования, строения и эволюции экзопланет . ... миниобзор arxiv:1012.0765 Понимание образования, строения и жволюции экзопланет в 2010 году (Understanding exoplanet formation, structure and evolution in 2010) . ... Цитата: Сергей Попов от 07.12.2010 [10:46:05] миниобзор arxiv:1012.0765 Понимание образования, строения и жволюции экзопланет в 2010 году (Understanding exoplanet formation, structure and evolution in 2010) . ...

Trace: siapservices . start : saivo : siapservices . ... SAI VO Projects . ... AstroDB . ... Help on Wiki search . ... ImageStorage - create terrabyte storage for image archives . SIADB - Database structure for image archives . ... saivo/siapservices.txt Last modified: 2007/04/11 17:49 by oleg Back to top . SAI VO | ... SAI MSU | ...

This is a progress report on the 2dF QSO Redshift Survey as was presented at the Second Coral Seas Cosmology Meeting on Dunk Island, September 1999. Three talks about the survey were presented at the conference. The others were.... QSO Clustering and Large-Scale Structure , Scott Croom et al . QSO Evolution and the Luminosity Function , B.J. Boyle et al . | << - Meeting Proceedings | Talk Overview - >> | . Robert J. Smith, ">rsmith@mso.anu.edu.au Last modified: Fri Sep 24 11:39:02 EST 1999 .

... Class . ... Tree . ... Creates a panel with the hierarchical tree structure of (some of the) ImageJ's commands according to the structure of the String argument (see below). int[] . ... imagej menus" . creates a tree with all of ImageJ's menu structure, that means it replicates in tree form the ImageJ's menu bar; this includes any jar plugin and user plugins . ... Please note that when no arguments are passed, ImageJ's menus will be shown as a unique tree named "Control Panel"; if "imagej menus" . ...

Dr. Phil Plait , aka "The Bad Astronomer" . ... Bad Astronomy site . ... His numerous appearances on radio, television, podcasts, and live in front of audiences have made him a celebrity in science circles, and put him in demand as an expert on astronomical matters. ... His website, Bad Astronomy , is a virtual encyclopedia of astronomical errors, and his blog is one of the most popular science blogs on the web, with thousands of fans eagerly reading it every day. ... Phil seemed tireless!" ...

... In the course of the BURAN orbiter development, suborbital and orbital launches of BOR-4 and BOR-5 flight vehicles have been produced for aerodynamic analysis and working capacity of thermal protection structures verification. ... The flights of the SPIRAL prototype and BOR-4 and BOR-5 flying vehicles have allowed not only to speed up the BURAN orbiter development, but also to justify the choice of the aerodynamic scheme of the orbital stage of the advanced MAKS aerospace system. ... Buran Orbiter ....

NEWS FEDERATION rus ENCYCLOPEDIA rus HISTORY rus MIR STATION RUSSIAN . ... Cosmonauts. ... Launches . ... Launch Vehicles. ... Launch Sites . ... Space Science . ... Chief of Rosaviakosmos told NK about plans of reorganization and future holdings structure of Russian aviation and space industry. ... Mikhail Yevtifyev reviews the history of Krasnoayrask Machine-Building Plant, the Siberian site that produced several types of ballistic missiles and launch vehicles as well as space satellites. ...

Neptune is the coldness kingdom. ... Mass . ... The period of rotation . ... The average distance from the Sun . ... Excentricity of the orbit . ... Neptune is the eighth from the Sun great planet. ... From all the elements in Neptune the main are hydrogen and helium in such ratio(approximately) as in the Sun in one helium atom falls 20 atoms of hydrogen. ... According to the theoretical data there is a cloak and a core in Neptune. The core mass may by 90% of the entire planet’s mass. ...

... Archive of publications: . ... 2012 . 2011 . 2009 . 2008 . 2007 . 2006 . 2005 . 2004 . 2003 . ... From 2015 2014 2013 2012 2011 2009 2008 2007 2006 2005 2004 2003 to 2015 2014 2013 2012 2011 2009 2008 2007 2006 2005 2004 2003 . ... The TESIS experiment on EUV imaging spectroscopy of the Sun" Advances in Space Research, in press, 2007 . ...

Atm 2 ospheric time constant with MASS and FADE 0 A. Tokovinin CTIO, Chile Adaptive Optics time constant 0 = 0.314 r0/V0 = 0.057 6/5 [ Cn2(h) V5/3(h) dh MASS time constant: 0, MASS, Numerical simulation 1. Set turbulent layer strength (seeing) & sp. response Definition (1 rad phase difference between wavefronts at t= 0) ] 3/5 = 0.175 (2 DESI ) 3/5 ; 2 DESI = < [ IA(1ms)/ IA(3ms) ] >2 0, MASS, This is an approximation! ... The MASS method is approximate! ...

... Date: 5/7/2002 time: 11.27 1 N of periods STRUCTURE 1000 1 102 102 35 106 106 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 23 22 21 20 25 18 17 16 15 14 13 12 26 10 9 8 7 105 105 35 103 103 1 1 103 103 35 105 105 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 23 24 21 20 25 18 17 16 15 14 13 12 26 10 9 8 7 106 106 35 102 102 1 0 [ ...

... The source exhibits a mas-scale structure which, according to the USNO multi-epoch monitoring at 2.3 and 8.4 GHz over the period from 1994 July through 1998 April, undergoes considerable changes in the brightness distribution and positions of the major structural features. Our image is qualitatively consistent with the structural pattern of the source. ... We note a difference of ~90 in position angles of secondary components in our image and the 5 GHz VLBI image by Shen et al. 1998). ...