... These Frontier Fields will combine the power of HST with the natural gravitational telescopes of high-magnification clusters of galaxies. ... We are soliciting gravitational lensing maps for the last four Hubble Frontier Fields clusters (MACSJ0717.5+3745, MACSJ1149.5+2223, AbellS1063, and Abell 370) based upon the exceptionally deep HST FF imaging and other new ancillary data. ... For the full set of proposal instructions and requirements, see the FY16 Frontier Fields Lensing Map Call for Proposals....

... Publications with ESO Data . ... The tools have been developed for ESO by a team of astronomers at the Institute for Astro- and Particle Physics at the University of Innsbruck, as part of an in-kind contribution to ESO , which includes as well a model of the sky emission and transmission spectrum at Cerro Paranal. ... Skycorr provides an advanced instrument-independent sky-correction tool that removes sky emission in science spectra by means of sky spectra taken at a different time and sky location....

... Observatory . ... The Laboratory of Astrometry . Dept. for Physics of Stars&Galaxies . ... Astronomical Calendar . ... UkrVO . ... The purpose of research: Creating a stellar catalog to study the structure and kinematics of star systems, including open star clusters and stars with large proper motions; the enhancement ICRF / Hipparcos system to stars dawn to 17 m (V); Search of binary systems of brown dwarfs and determination of their parameters; astrometry of minor bodies of the Solar System. ...

... New Mexico State University is seeking a technical and computer-oriented person as a Support Astronomer for nighttime astronomical observing at Apache Point Observatory (APO) with the Astrophysical Research Consortium (ARC) 3.5m Telescope. б  . ... Paper/email documents will not be accepted. ... TELESCOPE OPERATIONS SPECIALIST . ... Responsibilities include nightly operation of the 3.5m telescope and instruments, Quality monitoring the data streams and system performance and observing efficiency. ...

... Archbishop Richard Robinson (1709-1794), leader of the Church of Ireland, created the Georgian town of Armagh, including the Observatory. ... He was influenced to found an observatory by the Reverend J.A. Hamilton of Cookstown, County Tyrone, who was a noted amateur astronomer, and was to become its first director. ... J.A. Hamilton , the first director, embarked on a comprehensive program of accurately measuring the positions of the stars, but was hindered by the death of Archbishop Robinson in...

... Astrophysics Group . ... Surveys and Catalogues . AMI-Planck . ... The Planck 2013 data release included a catalogue of 1227 galaxy clusters detected via the Sunyaev-Zel?dovich (SZ) effect, the largest SZ-selected cluster catalogue to date. ... This website currently contains results for the 195 clusters with Planck signal-to-noise ratio > 5; results for the remaining clusters in the catalogue with 4.5 тЙд SNR тЙд 5 will be added at a later date. ...

... All significant tables, images, and spectra published in journals should appear in the astronomical data centres. ... Journals, data centres, and users should collaborate to define formats, table descriptions, and metadata that are easy for authors to adhere to, and can automatically be entered by the data centres into their databases. ... Major astronomical journals and data centres should provide free or reduced-cost electronic access to institutions in developing countries. ...

. Pulkovo Observatory of Russian Academy of Sciences is situated . near Saint-Petersburg. It was founded in 1839. 196140, Saint-Petersburg, Pulkovskoye chaussee 65/1 . English version . Russian version . This page has been accessed times since May 1, 1999.

... Radio source identifications . The Web-server of the Special Astrophysical Observatory supports the mirror version of the Clusters of Galaxies database . At present only the data about radio sources in ACO clusters of galaxies are reasonably complete, while only restricted optical information is in our database. Later on, we also intend to include X-ray data and data about brightest cluster galaxies (BCG). ... ACO: radio optic ( for example, A0690 and " optic "), . ...

... Data Analysis SAS News What is SAS? ... Calibration & Background Calibration Background Analysis . SOC Info XMM-Newton Contact Details How to get to ESAC ESA Research Fellowships ESAC Trainee Projects ESA Young Graduate Trainees . ... Other Links Project Related Links Research Projects Other X-ray Missions Space Weather Links . The Science Operations and Data Systems Division of ESA's Research and Scientific Support Department develops and runs astronomy projects in space. ...

... Since July 1993 all observations collected by the 1.82m telescope at Cima Ekar (Asiago) are systematically archived on DAT cartridges and a listing of collected data, including all parameters of the observations, is maintained in a relational DBMS. ... A user willing to retrieve data from the archive must send the list of requested observations (that must include the keyword `` CODICE '') to the archive maintainer who will forward it to the technical staff at the Asiago Observatory. ...

... Staff . ... Galaxies, AGN, Cosmology . ... A new survey of X-ray clusters of galaxies with the Swift-X-ray Telescope . ... In this framework, an international collaboration between INAF-OAA, INAF-Brera, INAF-OATs, the University for Science and Technology of China-Hefei, the University of Ferrara, and the University of Massachusetts-Amherst, is undertaking a new cluster survey using an X-ray facility that was never exploited before for this goal: the X-ray Telescope (XRT) onboard the Swift satellite...

... AGES Public Data Release 3 The 30% AGES catalogue and the AGES precursor . AGES data is included in the Astronomical Virtual Observatory . Published results: Auld R. et al., 2007, MNRAS, 371, 1617 . Full cube (46 MB) . Published results: Cortese L. et al., ... Data cube (147 MB) from the central region of Abell 1367 analysed by Cortese et al. ... Published results: Minchin R. F. et al., ... Full cube (133 MB) . ... Full cube (134 MB) . ... Published results: . ... Taylor R. et al., ...

... Club By-laws . ... Other Club Activities . ... Public Nights . ... Dr. James Green, NASA, Director Planetary Science will be our esteemed speaker on Tuesday, April 12, 2016 at 7:30 PM in Peyton Hall on the Princeton University campus. ... Our astronomers setup telescopes for public use at Communiversity in Princeton, Super Science Saturday at the NJ State Museum in Trenton and at various public events around Mercer County. ... Amateur Astronomers Association of Princeton, Inc., ...

ATMoB "Open Cluster Observing Award " Guidelines Purpose: To promote observing among the membership of the Amateur Telescope Makers of Boston through participation in the Open Clusters Observing Awards program. Introduction: This awards program is oriented towards visually observing open clusters above magnitude 9.9. ... It turns out that a very unprejudiced and convenient method to dermine the limiting magnitude is to count the number of visible stars in certain areas on the sky. ...

... Our Milky Way galaxy is host to a number of companions. These companions are gravitationally bound to the Milky Way and are stellar systems in their own right. They include a population of about 150 globular clusters (GCs) and some 30 dwarf satellite galaxies (DSGs). ... These DSGs are more extended and diffuse compared to GCs. In fact the larger satellites of the Milky Way (and other galaxies, for that matter) host their own small systems of GCs. ...

... ASRAS HOME . Radio Astronomy . ... About ASRAS . ... Our Observing Site . ... 2015 Mees Tour Guides . ... We're offering Regular Tours (a presentation on astronomy geared to a general audience, followed by a tour of the observatory and (hopefully!) observing of several objects, which may include the Moon, planets, nebulae, star clusters and perhaps galaxies), and Kids' Tours (a more interactive presentation specially aimed at youngsters plus the observatory tour and observing) as in prior years. ...

SAI 175 anniversary . ... Moscow University . Search for in SAI Moscow University Search for in Russian astronomical resources . ... SAI Astronomical Databases . ... Browse SAI Software archive(ftp.sai.msu.su) . ASTRONET.RU - Russian Astronomical Network (available in translit also) . ... SAI Supernovae Research Group . ... Department of the Galaxy and Variable Stars (in Russian) . Sternberg Astronomical Institute Seminars . ... All-Russian Astronomical Olympiad (in Russian) . ...

. 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

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 . ...