. These pages will highlight work on the road resurfacing project at Apache Point. There will be pages added as work progresses. Enjoy. 20040406: Preliminary markings . 20040416: Cut and cleared asphalt . 20040420: Cut and fill, cut and fill . 20040421: Work, work, work, work, work . 20040423: Surface pullouts and seams . 20040426: Surface upper drive . 20040427: Surface lower drive . 20040429: Almost there

Hydrocode Modeling of a High-velocity Impact of an Asteroid Particle on a Steel Surface . ... Present work deals with physical-mathematical modeling of hyper-velocity impacts up to 80 km/s. This problem is very important for asteroid protection systems and other critical nuclear and military objects. ... As a result of modeling, new models and criteria of extreme states of solids will be developed to describe hyper-velocity impacts. ... The LS-DYNA 3D hydrocode was used. ...

... Conference abstracts (PDF, 92k) . 09:30-10:30 . ... Translation flows on Z d covers of compact translation surfaces . ... Coffee . ... Volume entropy for surface groups . ... Ergodicity of infinite translation surfaces . ... Stationary measures on homogeneous spaces . ... Dynamics of SL (2, R ) on Prym eigenforms . ... Symbolic dynamics of a traffic map . ... Ergodic flows and some problems in analysis . ... Connected components of the strata of the moduli space of meromorphic differentials . ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des actualit†йs . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil La photo la plus pr†йcise de la surface du Soleil . ... Dans des conditions optimales, le t†йlescope devrait parvenir †а une r†йsolution de 45 km †а la surface du Soleil. ... 28/01/2016 - La c†‡te Est des Etats-Unis comme neige au Soleil . ...

... Previous: Structure Detection in Low Intensity X-Ray Images using the Wavelet Transform Applied to Galaxy Cluster Cores Analysis . ... It also exploits the PCA's high generalizing ability to implement a simple learning algorithm for sequential compression of remote sensing imagery. ... Growing interest in lossy compression techniques for space-borne data acquisition is explained by the rapid progress in sensors, which combine high spatial resolution and fine spectral resolution. ...

... About ATNF overview . ... Australia Telescope Steering Committee . Time Assignment Committee . ... Parkes radio telescope . ... Visiting Parkes radio telescope . ... Cosmic engine for senior students . ... Since then, powerful AGN have been identified across the electromagnetic spectrum and in galaxies from the local Universe up to z~7. ... How do powerful AGN influence their host galaxies? ... How do powerful AGN trace the build-up of galaxies with the peaks of dark matter over-densities? ...

... The Earth's surface receives more light per unit area. ... The Earth is closer to the Sun. ... At what time does the Third Quarter Moon rise? a) 9:00 AM b) 12:00 Noon c) 9:00 PM $d) 12:00 Midnight When the moon is in its last quarter , when does it rise and set? a) sunrise, sunset b) sunset, sunrise $c) midnight, noon d) noon, midnight Why don't lunar eclipses happen at every full moon ? $a) The Moon 's orbit doesn't always take it through the Earth's shadow. b) The Moon 's ...

Электронная библиотека астронома-любителя. ... архив RSN . ... Ru.Space.News: . Март 1998 . ... Дата: 03 марта 1998 (1998-03-03) От: Alexander Bondugin Тема: Detailed Images From Europa Point To Slush Below Surface Привет всем! ... Recently transmitted from the Galileo spacecraft, the images provide three key pieces of evidence supporting the idea that water may lurk beneath Europa's surface. ... Europa's blindingly bright ice surface makes it one of the brightest objects in our solar system. ...

... 1971) --- This view is the first of a series of three mosaic photographs which compose a 360-degree panoramic view of the Apollo 15 Hadley-Apennine landing site, taken near the close of the third and final lunar surface extravehicular activity (EVA) by astronauts David R. Scott, commander, and James B. Irwin, lunar module pilot. ... The astronaut taking the pan was standing about 325 feet east of the LM. ... The other two views which compose the 360-degree pan are S71-43942 and S71-43943. ...

... Telescopes ћ Binoculars ћ Microscopes . Meade Ultra-High Transmission coatings (UHTC ) Group . ... Meade Standard Coatings: The optical surfaces of all Meade telescopes include high-grade optical coatings fully consistent in quality with the precision of the optical surfaces themselves. ... These specialized, and extremely advantageous, coatings are offered here as the Meade Ultra-High Transmission Coatings (UHTC) group, a coatings group available optionally on many Meade telescope models. ...

... Engineering experiments aimed at testing and developing engineering solutions for a future interplanetary vehicle were a prominent activity during missions of Salyut and Mir space stations. ... In October 1998, cosmonauts placed on the outside surface of Mir space station some samples of film-type solar array, which constitutes a key element of the Martian vehicle, in order to study how they are affected by actual space environments. ... Official WEB-site of S.P.Korolev RSC Energia . ...

... More than 300 surface reconstructions are already known for pure Si surface and Si surface with adsorbate. Study of their properties by the methods of surface physics reveal numerous interesting phenomena including various phase transitions accompanied by changes of Fermi-surface topology, development of the charge-density wave, etc . ... The charge-density wave (CDW) develops in materials with a chain-like crystal structure at temperatures below the Peierls transition temperature. ...

... 1st Announcement IAU Symposium 312 Star Clusters and Black Holes Across Cosmic Time, Beijing, China, Aug. 25-29, 2014 . ... SUBJECT: 1st Announcement IAU Symposium 312 Star Clusters and Black Holes Across Cosmic Time, Beijing, China, Aug. 25-29, 2014 . ... which will be held in Beijing, P.R. China, from August 25-29, 2014, hosted by Chinese Academy of Sciences . ... China), . ... 1st Announcement IAU Symposium 312 Star Clusters and Black Holes Across Cosmic Time, Beijing, China, Aug. ...

. My astronomical research interests center on galaxy structure and evolution. Current topics include: . Polar-ring and interacting galaxies (see also new catalogue ) . Galaxy warps: statistics, properties and origin . Spiral galaxies at z~1: radial and vertical structure of stellar disks, statistics of interactions . Surface photometry and kinematics, dynamical modeling . Observational cosmology . Joomla Counter since Sep 1997

. (a) . (b) . (c) Fig 10. Topography of the North (a) and South (b) sector panels before and after correction. RMS surface error is 1.2 mm and 0.18mm correspondingly. Repeatability of successively measured maps is 0.06 mm.( V.Khaikin,S.Golosova, F.Danilevich et al. XX ESTEC Antenna Workshop, June 1997 ). (c) Histogram of surface errors of RATAN-600 South sector panels after surface reconstruction.

Crater Gassendi . ... I made this drawing was made on the 26th of november 2001. If you compare this one with the previous drawing of Gassendi (below) the differences are clear. ... This drawing was made on the 28th of september 2001. After nearly a full month without observations I had a one hour gap between the thicker clouds. ... This drawing was made on the 29th of august 2001. ... This drawing was made on the 27th of august 2001. ... This drawing was made on the 25th of august 2001. ...

StarShine-3: . ... The satellites are covered by nearly 1000 small, front-surface aluminum mirrors that are machined by technology students in Utah and polished by tens of thousands of students all over the world. ... And this is only small story about it. ... We will be able to measure the angular position of that satellite by observing sunlight flashes from small mirrors mounted on the surface of the satellite, as it passes across the starry sky before sunrise and after sunset.. ... Starshine 3 . ...

Главная Проекты Mars Exploration Rover . ... With far greater mobility than the 1997 Mars Pathfinder rover, these robotic explorers will be able to trek up to 100 meters (about 110 yards) across the surface in a Martian day. ... The rovers will be identical to each other, but will land at different regions of Mars. ... Where Pathfinder had scientific instruments on both the lander and the small Sojourner rover, these larger rovers will carry all their instruments with them. ...

... About meteorites . ... Meteoritic data . Impact Crater Smerdyachee . ... Based on Smerdyachee's depth, near circularity, and its mounded wall, and analysis by N.A. Fillin of nearby Roshal, Russia, the Estonian scientists Yu.V. Krestlane and K.H. Mella proposed in 1987 that Smerdyachee Lake is a meteorite crater. ... In 2002, the Laboratory of Meteoritics of the Vernadsky Institute of Geochemistry and Analytical Chemistry of the Russian Academy of Sciences explored this mysterious lake. ...

... 2. ui , i- , : 5 ui = ( - sin cos i cosi - cos i sini T ), i (1) i ­ i- OYZ; i ­ i- OYZ, i = 225 - 90 i, i = 1,.. ... 6 max ( L1 , L2 ) nmax = min ( L1 , L2 ) ( nmax + 1) , nmax = min ( L1 , L2 ) max ( L1 , L2 ) - min ( L1 , L2 ) - . ... 3) D1min1 , D1min 2 7 mi n1min1 , n2 n1 , min 2 min 2 n1 , n2 , Dlast . ... 11) OX OXY : nxy = nijk - ( nijk , ez ) ez , (12) ex , ey , ez ­ . ... nxy , ex ) ( , ( nxy , ex ) < 0 -arccos nxy (13) OX OXZ : nxz = nijk - ( nijk , ey ) ey . ... 450 B2 (+225 ) B1 (-225 )...