Today's APOD | ... Editor's choices for the most educational Astronomy Pictures of the Day about open clusters: . APOD: 2006 January 9 - M45: The Pleiades Star Cluster . ... The Pleiades contains over 3000 stars, is about 400 light years away, and only 13 light years across. ... Two types of star clusters are visible in our Milky Way Galaxy : open clusters and globular clusters . ... Aged 80 million years, M47 is a smaller but looser cluster of about 50 stars spanning 10 light-years. ... Index | ...

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• APOD: 2000 May 23 - M4: The Closest Known Globular Cluster
• APOD: 2007 July 10 - NGC 4449: Close-Up of a Small Galaxy
• APOD: 2014 February 22 - M44: The Beehive Cluster

... M4: The Closest Known Globular Cluster . ... Credit: T2KA , KPNO 0.9-m Telescope , NOAO , AURA , NSF Explanation: M4 is a globular cluster visible in dark skies about one degree west of the bright star Antares in the constellation Scorpius . ... Although containing hundreds of thousands of stars and spanning over 50 light-years, M4 is one of the smallest and sparsest globular clusters known. ... Publications with keywords: cluster - M4 - globular cluster . ... Globular Star Cluster M3 . ...

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• A Double Star Cluster
• Астронет > M4: The Closest Known Globular Cluster
• Messier 9 Close Up

... 2000 August 4 . M15: Dense Globular Star Cluster . ... In fact, only 40,000 light-years away in the constellation Pegasus, M15 is one of the most densely packed globular star clusters in our Milky Way Galaxy. This stunning Hubble Space Telescope image of M15 shows thousands of individual stars across the central 10 or so light-years of the cluster, also cataloged as NGC 7078. ... Globular star clusters harbor from a hundred thousand up to a million stars and roam the Milky Way halo. ...

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• APOD: May 22, 1996 - Star Cluster in the Rosette Nebula
• APOD: October 18, 1999 - NGC 3603: An Active Star Cluster
• APOD: January 6, 1999 - M6: The Butterfly Cluster

... Structure of Data . ... Catalog . ... In SAI OCL Catalog, we introduce our work on investigation of the Milky Way system of open star clusters. The main goal of our study is a search for new clusters using huge surveys. 168 new clusters have been already discovered by us using J,H,Ks data from 2MASS point source catalog. ... For 141 new clusters, we found their physical parameters using J,H,Ks data from 2MASS catalog and, for a number of clusters, our UBVRI CCD observational magnitudes. ...

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• SAI OCL Catalog Publications
• SAI OCL Catalog Structure
• SAI OCL Catalog Description

... Shapley H. - Studies of Magnitudes in Star Clusters III. The Colors of the Brighter Stars in Four Globular Systems . ... Название: Studies of Magnitudes in Star Clusters III. ... Автор: Shapley H. Язык: . ...

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• Duncan M.A. - Advances in Metal and Semiconductor Clusters (Vol. 4): Cluster
• Kaastra J. - Clusters of Galaxies: Beyond the Thermal View :: Электронная
• Shu F.H. - The Physical Universe: An Introduction to Astronomy :: Электронная

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 . ...

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This page is devoted to information on Supernova 1999gi in NGC 3184 . ... Information on the original web pages for many of these images can be found on the Supernova links web page. ... NGC 3184 is a fairly close Mag 10.3 galaxy, only about half as distant as the Virgo cluster. ... Seiichi Yoshida has a 1999gi page . Odd Trondal's 1999gi page . ... CfA image . ... 14.5 . ... Jean Marie Llapasset image . ... vsnet-alert 3805 ] SN 1999gi in NGC 3184 . vsnet-chat 2438 ] Host galaxy of SN1999gi . ...

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• Supernova 2003hg in NGC 7771
• Supernova 1987A in LMC
• THE BRIGHT SUPERNOVA 1991T IN NGC 4527; AN AMATEURS PRESPECTIVE

... This form lets you to produce a list of hydrophobic clusters in a PDB file specified by user. Enter a 4-letter PDB code, e.g.: 1apl : . Search clusters: . ... between chains . Contacts between chains . Set #1 . ... Enter your e-mail here (optional): . ... List of atoms Strict Wide . Chains filter (1-20:A) . Show clusters not smaller than atoms . User data file in PDB format . ...

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• HF clusters: algorithm

... For the past years I have been working on the problem of synthesis of light curves of close binary systems, consisting of a normal star and a compact object (point object with fixed X-ray luminosity). ... Possible existence of a bright spot on the disk's lateral surface is taken into account. ... The last of then will be published in Gordon and Breach Publishers ( Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ... Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ...

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• Elena Seifina

... Difference between workstation clusters and MPPs . Up: Special features of different systems Next: Checking your machines list Previous: Special features of different systems . ... In contrast, workstation clusters require that each process in a parallel job be started individually, though programs to help start these processes exist (see Using the secure server below). ... Using heterogeneous clusters is discussed below.) ... Центры . ...

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• Closing a File | PARALLEL.RU - Информационно-аналитический центр по
• Special features of different systems | PARALLEL.RU -

... Shvilkina L.B. , Belega E.D. , Elyutin P.V. , Trubnikov D.N. в журнале Zeitschrift Fur Physik D-Atoms Molecules and Clusters , том 42, ? ... Lhagva O. , Badamdamdin R. , Strakhova Si , Hehnmedeh L. в журнале Zeitschrift Fur Physik D-Atoms Molecules and Clusters , том 27, ? ... Balashov V.V. , Grum-Grzhimailo A.N. в журнале Zeitschrift Fur Physik D-Atoms Molecules and Clusters , том 23, ? ... в журнале Zeitschrift Fur Physik D-Atoms Molecules and Clusters , том 16, ? ...

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• Ipatov A.P. - сотрудник | ИСТИНА - Интеллектуальная Система Тематического
• Trubnikov D.N. - сотрудник | ИСТИНА - Интеллектуальная Система Тематического
• de_Mink S.E. - сотрудник | ИСТИНА - Интеллектуальная Система Тематического

Teaching courses . for student of the Department of Astrophysics and Stellar Astronomy . ... Geophysics and physics of the planets (Kurt, Panteleev) . ... Close Binary Stars . ... Solar Physics . ... This is introductory course for students of the third year of education which are familiar with elementary astronomy and general physics. ... The one-year course includes theory of radiation transfer, theory of internal stellar structure with account of binary systems with compact comapnions. ...

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• Springer LINK:A&A-EE: Table of Contents Volume 320 Number 1 (1997)
• Springer LINK:A&A-EE: Table of Contents Volume 327 Number 3 (1997)
• Springer LINK:A&A-EE: Table of Contents Volume 320 Number 3 (1997)

... Chemistry of Coordination Compounds . ... Inorganic Synthesis . ... CLUSTERS AND EXTENDED METAL-METAL BOND SYSTEMS IN INORGANIC COMPOUNDS . ... Cluster compounds, structure & bonding, quantum chemistry . ... Inorganic synthesis, bismuth clusters, metal subhalides . ... inorganic synthesis, clusters, mixed chalcogenides . ... Design, synthesis and investigations of inorganic compounds featuring extended systems of homo- and heterometallic bonds of varying (1D, 2D) dimensionality. ... Kuznetsov . ...

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• Inorganic Synthesis Laboratory - Supramolecular and Cluster Compounds

... Minimal size of Clud clusters (residues) . ... An alignment of a set of structures is a set of positions , to each position some atoms from different structures correspond. ... Hydrophobic cluster of a single protein structure is a separated pool of nonpolar atoms. Usually there is the biggest cluster in the protein called hydrophobic core. ... ConClus program is able to detect of conservative hydrophobic clusters for a family of related protein domains or just for a set of aligned proteins. ...

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... Algorithm & . Format requirements . ... SDPsite is a tool for identification of protein active and other functional sites, based on spatial clustering of SDPs (specificity-determining positions, described here ) with CPs (conserved positions). ... Mapping predictied positions onto structure and construction of the best cluster . ... The input data of the algorithm are a multiple protein alignment divided into specificity groups . ... is called statistical significance of the set of k* positions . ...

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• SDPlight

Evaluation of clusters with AMD Barcelona and Shanghai CPUs and Infiniband DDR and QDR interconnects" . Kudryavtsev M.V., Moshkin D.V., Polunin M.A., Aisymont L.K. A methodology for the performance evaluation of clusters with quadsocket and dualsocket Supermicro boards with AMD Barcelona (clock rate 2,0 GHz, peak performance 32 Gflops) and AMD Shanghai (clock rate 2,6 GHz, peak performance 41,6 Gflops) CPUs, Infiniband 4X DDR and 4X QDR interconnects is proposed. ...

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• "Implementation of the lattice Boltzmann method on GPU clusters"
• "Optimization algorithms for DSMC computations on parallel clusters"
• "An expandable monitoring system for computing clusters"

Alexey Rastorguev's links to DataBases and Catalogs: . ... Open Clusters and Galactic Structure База данных и каталог рассеянных скоплений Галактики . ... USNO: Astronomical Applications Каталоги и базы данных - проекты Морской Обсерватории США . ... HST Science Data Archive Архив данных HST . CFHT Data Archive Архив данных CFHT . ... USNO Recommended Star Catalogs (Zacharias N. et al.) ... USNO Star Catalogs Каталоги USNO . ... USNO-B1.0 Catalog Астрометрический каталог USNO-B1.0 . ...

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• Yuri Nicolaevich Efremov - My Home Page
• Maidanak Lab page

... Consider the Virtual Brewery, a small company that brews, as the name indicates, virtual beer. To manage their business more efficiently, the virtual brewers want to network their computers, which all happen to be PCs running a bright and shiny 1.0. ... They run an Ethernet of their own. Quite naturally, the two companies want to link their networks once they are operational. As a first step, they want to set up a gateway host that forwards datagrams between the two subnets. ...

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• The boot process in closer look

. Kudryashov S.I. , Karabutov A.A. , Zorov N.B. Book of abstracts of 16th Int. Conf. on Coherent and Nonlinear Optics (ICONO'98, June 1998, Moscow), p.282. Abstract . Bulk character of photodissosiation and photoionization for carbon nanodroplets produced by spinodal decay at laser evaporation of graphite targets explains the origin and high absorbance of "opaqueness" region in laser plume near the target surface. Laboratory of Laser Diagnostics

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• Formation of large carbon clusters during laser ablation of foam graphite
• Congruent mass transport of amorphous carbon nitride at laser evaporation near
• Moscow University Chemistry Bulletin Vol. 51, No. 5, P. 339 (2010)

... at 14 00 on Friday, December 7 , 2001 . 87-th seminar) . ... David Blaschke (University of Rostock, Germany), G. Poghosyan (Yerevan State University, Armenia), H. Grigorian (Yerevan State University, Armenia) . Population clustering as a signal for deconfinement in accreting compact stars " . 45 min . ... Close young compact objects " . ... The secretary of the seminar - M.E.Prokhorov . Access free (code 4385) . ...

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• ADS Abstract Service Results