... Submitted by Al Takeda on 09/20/2011 13:07:39 . Comet Garradd and M 15 . ... During the latter part of July, the comet passed the globular cluster Messier 15 in the constellation of Pegasus. This image was taken one day before the closest approach to the cluster. 3 images x 360-second subframes and 11 images x 5-second subframes, Total= 18 minutes 55 seconds. ... 31 July 2011, Chester, Vermont. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

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... Posts tagged ?globular cluster? ... Posted by hlee . Someone emailed me for globular cluster data sets I used in a proceeding paper, which was about how to determine the multi-modality (multiple populations) based on well known and new information criteria without binning the luminosity functions. ... On the other hand, obtaining globular cluster data sets was easy because of available data archives such as VizieR . ... Category: arXiv , Astro , CHASC , Data Processing , Imaging , Jargon , Stars | ...

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• The AstroStat Slog clustering
• The AstroStat Slog clusters
• The AstroStat Slog Globular Clusters

Astronotes Armagh Planetarium's Stellar Blog! ... Our Galaxy . ... Other Galaxies . ... Space Flight . ... Posted on October 4, 2010 | 1 Comment Gorgeous! ... Continue Reading.. ... Posted on September 24, 2010 | ... 1 Comment That amazing instrument, the Hubble Space Telescope (HST), has just celebrated its twentieth anniversary since it was placed in orbit. ... No Comments Dark matter and its part in the evolution of the Universe is revealed by new data collected by the Hubble Space Telescope. ...

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• Our Galaxy | Astronotes - Part 5
• Omega Centauri: globular cluster of 300,000 stars | Astronotes
• Hubble shows us a spectacular star cluster | Astronotes

Title: A New Model of the Gravitational Lens 0957+561 and a Limit on the Hubble Constant . Authors: Norman A. Grogin , Ramesh Narayan (Harvard Univ.) ... Title: ROSAT/PSPC observation of the distant cluster CL0939+472 . ... Title: Interaction in the Bimodal Galaxy Cluster A3528 . ... Title: Cosmological Implications of Galaxy Cluster Evolution . ... Title: Galaxy Cluster Virial Masses and Omega . ... Matches 201 to 222 from a total of 222 matches for the search pattern galaxy cluster . ...

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• astro-ph authors/title/abstract search for 'galaxy merging' all years
• astro-ph authors/title/abstract search for 'galaxy environment' all years

Astronomy Picture of the Day . Hartley 2 Star Cluster Tour . ... 2.12.2010 . ... Credit Copyright: Rolando Ligustri ( CARA Project , CAST ) Explanation: Early in November, small but active Comet Hartley 2 (103/P Hartley) became the fifth comet imaged close-up by a spacecraft from planet Earth . ... Publications with keywords: comet - M 46 - star cluster . Publications with words: comet - M 46 - star cluster . ... Comet Hartley 2 Flyby . Comet Hartley Passes a Double Star Cluster . ...

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• The Fornax Cluster of Galaxies
• A Star Cluster Through Hale-Bopp's Tail
• Abell 370: Galaxy Cluster Gravitational Lens

. of Lomonosov Moscow State University, . Russia . GCVS Research Group . Catalogues of Variable Stars . Future Prospects of Variable-Star Catalogues . B.V. Kukarkin Centenary Conference: Variable Stars, the Galactic Halo and Galaxy formation (VS-Halo) . What's new . Recent publications . Digitization of Moscow Plate Archive . The "Peremennye Zvezdy" (Variable Stars) journal . Send questions and comments to Olga Durlevich .

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... 2000, ApJ, 537, L49 . ... F. Palla . Invited Talk at the IAU Symposium 200 "The formation of binary stars" eds. R.D. Mathieu and H. Zinnecker (ASP Conf. Ser.) in press . Optical follow-up of ROSAT discovered candidate members of the open cluster Coma Berenices . ... 2000, A , in press . ... 2000, ApJ, in press . ... 2000, ApJ, in press (Sept. ... 2000, ApJ Lett., in press . ... Click to examine publications from other years . ... Star Formation Group . ... Arcetri Home Page . ...

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• APOD: January 6, 1999 - M6: The Butterfly Cluster
• APOD: July 9, 1999 - NGC 7789: Galactic Star Cluster
• Cannibal Stars Cause Giant Explosions in Fornax Cluster Galaxy (ESO Press

... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Globular cluster NGC 2808, elliptical galaxy NGC 2986, and the Sextans Dwarf . ... March 24 31, 2016: Globular cluster NGC 2808 in Carina offers small-telescope owners a nice view, while large-telescope owners can seek out elliptical galaxy NGC 2986 in Hydra and the Sextans Dwarf. ... ELLIPTICAL GALAXIES | ... Small telescope: Globular cluster NGC 2808 . ... NGC 2808 NGC 2986 and the Sextans Dwarf (6083kB) . ...

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• A cluster with a secret | Astronomy.com
• Amateur astronomers image a rare glow | Astronomy.com
• Researchers find black hole in globular cluster | Astronomy.com

... 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 NGC 7788
• SAI OCL Catalog NGC 136
• SAI OCL Catalog King 20

ARCSAT ID NUMBER: AS02 DESCRIPTIVE TITLE: Massive emission-line stars Transiting WDs PI: John Wisniewski OBSERVER(S): John Wisniewski, Jamie Lomax, Evan Rich UNCERTIFIED/UNTRAINED OBSERVERS: COLLABORATORS: Mukremin Kilic CONTACT INFORMATION: wisniewski@ou.edu; 206-427-0184 NUMBER OF WEEKS REQUESTED: 1 TIME REQUESTED: We request 1 week in January. ... The second program we will conduct is a pilot search for transiting planets around WD stars. ...

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• http://www.apo.nmsu.edu/Telescopes/ARCSAT/ObsSchedules/arcsat_may2014/AS05.html
• GRIM II Spectroscopy

... Home Observing-Events WP_20130708_011_edited-1 . ... Lecture Series 2014-2015 . ... AAA Fall Astronomy Class: Astronomy Basics тАУ October-November 2015 . ... This Month's Sky . ... This Month's Sky - 2015 . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

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• IMG_8561 ? Amateur Astronomers Association of New York
• Transit of Venus by AAA member Tom Haeberle ? Amateur Astronomers Association
• DSCN0641 ? Amateur Astronomers Association of New York

IC 348 1 IC 348 IC 348 Hubble image of IC 348 and its surroundings.[ ... References External links · Amateur photography ( http ://www.photonhunter.at/IC348.html) Article Sources and Contributors 2 Article Sources and Contributors IC 348 Source: http ://en.wikipedia.org/w/index.php?oldid=549545123 Contributors : Jmencisom, PatrickHochleitner, RJHall Image Sources , Licenses and Contributors File:Hubble image of LRLL 54361 and its surroundings.tif Source: ...

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• http://www.astro.louisville.edu/shared_skies/archive/select/messier/m67/20110406/tmp/m67_4s_12800iso_1302145416.axy
• Index of /shared_skies/archive/select/unusual/coma_cluster/20120410
• University of Louisville Wide Field and Planetary Telescopes

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . ... Amateur Telescope Making Journal 23 . ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . are trademarks of John Huggins ...

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• Amateur Telescope Makers Association, ATMA, AstroGuide Listing
• Astronomy articles, forums, listings, and other resources about Astronomy.
• Amateur Astronomers Of Central Iowa, AstroGuide Listing

Boosting kids' skills through science and the arts . Photos . ... Continue reading The opening of Steve Lally's exhibition in Armagh . Continue reading St Patrick's Day . 17 Mar 2010 18:20 . The SELB Schools Cluster Programme is an innovative learning strategy developed by the Armagh Rhymers in collaboration with the Armagh Observatory to teach children science and the arts in a new andтАж . Continue reading SELB Schools Cluster Programme Show . ... й 2010 OASES . ...

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• C.J. Butler, Research Astronomer
• Terry Mosely's Bulletins
• The layout of a program

In autumn 1994, two groups of astronomers announced that they had discovered Cepheid variable stars in a distant cluster of galaxies. ... As the term suggests, variable stars change in brightness over time. ... Variable stars are an ideal way to get high-school students doing real science, with real data, from the real sky. ... a sky chart to find the stars . ... Students can use the nearby stars to estimate the magnitude of Delta. ... Locate the star Delta in Cepheus and estimate its brightness . ...

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• ASP: Globular Clusters and Satellite Galaxies: Companions to the Milky Way
• ASP: Big Clusters, Tiny Galaxies
• ASP: Taking a Grand Virtual Voyage in the Milky Way

Sometimes we require more than one line for a statement Print *, 'This is a long output line',& ' this is the second part',& ' and this is the third part!' Nowadays, in the free form, we continue a line with the symbol "&" (called ampersand), i.e. with the sign & at the end of the old line instead of an almost arbitrary character in column 6 of the new line. ... Exclamation mark in column 1 of course means a comment line also in the old fixed form. ... 3.1) What does the following line mean? ...

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• Crydee.sai.msu.(ru,su) Archive

... We describe a tool in the PCIPS environment for finishing the job of globular cluster photometry started by DAOPHOT II: starting with the instrumental magnitudes derived by DAOPHOT II, DASHA can automatically produce final color-magnitude diagrams. ... DASHA can automate the whole process of globular cluster photometry, from instrumental magnitude lists produced by DAOPHOT II, to final color-magnitude diagrams. ... DASHA is oriented towards star lists produced by DAOPHOT II as source data. ...

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• A Commodity Computing Cluster
• AIRY: Astronomical Image Restoration in interferometrY
• Clustering Analysis Algorithms and Their Applications to Digital POSS-II

... The most powerful and widely used methods to calculate the scattering matrix of a fractal cluster are based on the coupled dipoles methods (e.g. the Discrete Dipole Approximation, DDA) and the theory of light scattering by a cluster of spherical particles [2-4]. ... At present the procedure of calculation of the scattering matrix is well developed for both an oriented cluster of spherical particles and for chaotically oriented clusters of such particles [4]. ...

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• Add your Opinion, Comments, Questions, New Problems,...
• Model realization and some results

... Запорожский клуб АЛЬТАИР > . Catalogue of 109 new Galactic open clusters, for Cartes du Ciel . ... Cartes du Ciel - Sky Charts . ... Этот каталог является версией части каталога "J/A+A/440/403 109 new Galactic open clusters (Kharchenko+, 2005) ", а именно файла stars.dat, содержащего информацию о 26778 звездах до 14.627m , находящихся в 130 рассеяных скоплениях района Млечного Пути (Galactic Open Cluster). ... We present a list of 130 Galactic Open Clusters, found in the All-Sky . ...

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Comment on the International Jubilee Symposium . ... The usefulness of the Internet as a method of holding international meetings without the expense of travel is also clear, but this new medium is not yet well established in this role. ... How can we move on with international cooperation in the World Wide Web era? I would like to suggest that NASA's Planetary Data System is a good model. ... At the same time, much might be done with older images, by scanning prints to create new digital files. ...

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• Comment
• Comments on the regular wave planetology