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title: "IVOA NEWSLETTER - November 2009" | ||
date: 2009-11-01T00:01:00+02:00 | ||
tags: | ||
- news | ||
--- | ||
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The International Virtual Observatory Alliance (IVOA) was formed in June 2002 | ||
with a mission to "facilitate the international coordination and collaboration | ||
necessary for the development and deployment of the tools, systems, and | ||
organizational structures necessary to enable the international utilization of | ||
astronomical archives as an integrated and interoperating virtual observatory." | ||
The IVOA now comprises 17 VO projects from Armenia, Australia, Brazil, Canada, | ||
China, Europe, France, Germany, Hungary, India, Italy, Japan, Korea, Russia, | ||
Spain, the United Kingdom, and the United States. Membership is open to other | ||
national and international projects according to the IVOA Guidelines for | ||
Participation. You can read more about the IVOA and what we do at | ||
<http://www.ivoa.net/pub/info/>. | ||
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### What is the VO? | ||
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The Virtual Observatory (VO) aims to provide a research environment that will | ||
open up new possibilities for scientific research based on data discovery, | ||
efficient data access, and interoperability. The vision is of global astronomy | ||
archives connected via the VO to form a multiwavelength digital sky that can be | ||
searched, visualized, and analyzed in new and innovative ways. VO projects | ||
worldwide working toward this vision are already providing science capabilities | ||
with new tools and services. This newsletter, aimed at astronomers, highlights | ||
VO tools and technologies for doing astronomy research, recent papers, and | ||
upcoming events | ||
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--- | ||
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# VO applications highlights | ||
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### VO Interoperability in DS9 | ||
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{{< side-image image="saoimage_thumb.jpg" >}} | ||
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SAOImage DS9 is a standalone astronomical imaging and data visualization | ||
application. DS9 supports FITS images and binary tables, multiple frame buffers, | ||
region manipulation, and many scale algorithms and colormaps. It provides for | ||
easy communication with external analysis tasks and is highly configurable and | ||
extensible via messaging capabilities XPA, and the VO messaging protocol SAMP. | ||
Versions of DS9 currently exist for Linux, MacOSX, and Windows. DS9 supports | ||
advanced features such as multiple frame buffers, mosaic images, tiling, | ||
blinking, geometric markers, colormap manipulation, scaling, arbitrary zoom, | ||
rotation, pan, and a variety of coordinate systems. | ||
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**More information:** <http://hea-www.harvard.edu/RD/ds9/> | ||
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{{</ side-image >}} | ||
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### SPLAT-VO: Spectral Analysis Tool | ||
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{{< side-image image="splat_ivoa_news.png" thumbnail="splat_ivoa_news_thumb.png" >}} | ||
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SPLAT-VO is a spectral analysis tool that has been integrated into the VO. It | ||
can display, compare, modify, and analyze astronomical spectra stored in a | ||
number of formats, including FITS images, tables, and simple text files. It has | ||
full support for spectral coordinate systems in wavelength, frequency, energy, | ||
and velocity, and also for standard flux data units. SPLAT-VO can also convert | ||
coordinates between various frames of rest, topocentric, heliocentric etc. and | ||
has support for sub-millimetre sideband coordinate systems. Integration with the | ||
VO is fully supported for spectra stored in remote servers and communication has | ||
been updated to work with any VO-enabled tools. | ||
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**More information:** <http://star-www.dur.ac.uk/~pdraper/splat/splat-vo/> | ||
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{{</ side-image >}} | ||
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### VirGO - New capabilities for browsing VO resources and more | ||
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{{< side-image image="virgo144.png" thumbnail="virgo144_thumb.png" >}} | ||
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VirGO 1.4.4 presents new functions and capabilities enabling astronomers to take | ||
advantage of the power offered by the standards of the VO. VirGO now comes with | ||
access to VO resources from ESO and external data centres like the Hubble Space | ||
Telescope archive, the Canadian Astronomical Data Centre, the European Space | ||
agency archive and others. A new configuration panel allows users to easily | ||
enable, disable, and add resources in one click. Connections to other VO tools | ||
are now done with the VO messaging protocol SAMP, the user interface has been | ||
refined to make it more intuitive and faster, and VirGO can now also operate | ||
behind network proxies if required. A user guide will help you get started, and | ||
includes a detailed description of the user interface, and example use cases. | ||
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**More information:** <http://archive.eso.org/cms/virgo/> | ||
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{{</ side-image >}} | ||
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### ATPy - VOTables in python | ||
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{{< side-image image="atpy_logo_thumb.png" >}} | ||
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Astronomical Tables in Python (ATpy) is a Python module that allows users to | ||
read, edit, convert, and save data in VOTable, FITS table, IPAC table, and SQL | ||
database formats. ATpy makes use of existing python modules to simplify the | ||
process of using and storing table data in a format-independent way. This makes | ||
sharing the data with others convenient and straightforward, and will help the | ||
widespread adoption of the VOTable format. The developers are always looking for | ||
feedback from users. Contact the developers via the | ||
[ATpy forums](http://sourceforge.net/apps/phpbb/atpy/) or by | ||
[emailing](mailto:[email protected]) them. | ||
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**More information:** <http://atpy.sourceforge.net> | ||
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{{</ side-image >}} | ||
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### Your databases in the VO with Saada | ||
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{{< side-image image="saada_news.png" thumbnail="saada_news_thumb.png" >}} | ||
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Saada helps you to build databases for astronomy data. With Saada, databases may | ||
be created, managed, and deployed without the need to write code. Saada | ||
databases can mix data of different categories (spectra, images, catalogues, | ||
etc.) in multiple collections, and they come with a rich web interface and with | ||
native VO services making the publication of images, catalogues, and spectra | ||
into the VO very easy. Data stored in Saada databases can be linked each to | ||
other with persistent links to assist data browsing, and for data mining | ||
queries. | ||
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**More information:** <http://saada.u-strasbg.fr> | ||
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{{</ side-image >}} | ||
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--- | ||
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# Some recent papers about VO-enabled science | ||
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### Refereed Publications | ||
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* [Properties of dusty tori in active galactic nuclei - II. Type 2 AGN](http://adsabs.harvard.edu/abs/2009MNRAS.399.1206H) Hatziminaoglou et al., MNRAS. 399, 1206 | ||
* [A population of compact elliptical galaxies detected with the Virtual Observatory](http://adsabs.harvard.edu/abs/2009arXiv0910.0293C) Chilingarian et al., 10.1126/science.117593 | ||
* [SDSS J125637-022452: A High Proper Motion L Subdwarf](http://adsabs.harvard.edu/abs/2009ApJ...694L.140S) Sivarani T., Lépine S., Kembhavi A.K., Gupchup J., 2009, ApJL, 694, 140 | ||
* [The LAEX and NASA portals for CoRoT public data](http://adsabs.harvard.edu/abs/2009arXiv0907.3405S) Solano et al., 2009, A&A, in press, arXiv:0907.3405 | ||
* [The chemical abundance analysis of normal early A- and late B-type stars](http://adsabs.harvard.edu/abs/2009A%26A...503..945F) Fossati et al., 2009, A&A, 503, 945 | ||
* [Exo-Dat: An Information System in Support of the CoRoT/Exoplanet Science](http://adsabs.harvard.edu/abs/2009AJ....138..649D) Deleuil et al., 2009, AJ, 138, 649 | ||
* [GALEX-SDSS Catalogs for Statistical Studies](http://adsabs.harvard.edu/abs/2009ApJ...694.1281B) Budavari et al., 2009, ApJ, 694, 1281 | ||
* [Data Mining and Machine Learning in Astronomy](http://adsabs.harvard.edu/abs/2009arXiv0906.2173B) Ball M., Brunner R.J., 2009, International Journal of Modern Physics | ||
* [Quasar candidates selection in the Virtual Observatory era](http://adsabs.harvard.edu/doi/10.1111/j.1365-2966.2009.14754.x) D'Abrusco R., Longo G., Walton N.A., 2009, MNRAS, 396, 223 | ||
* [X-Ray Variability of σ Orionis Young Stars as Observed with ROSAT](http://esoads.eso.org/abs/2009AJ....137.5012C) Caballero J.A. et al., 2009, AJ, 137, 5012 | ||
* [An IPHAS-based search for accreting very low-mass objects using VO tools](http://esoads.eso.org/abs/2009A&A...497..973V) Valdivielso L. et al., 2009, A&A, 497, 973 | ||
* [Stellar populations in a standard ISOGAL field in the Galactic disc](http://adsabs.harvard.edu/abs/2009A%26A...493..785G) Ganesh S. et al., 2009, A&A, 493, 785 | ||
* [Infrared Imaging of Sloan Digital Sky Survey Quasars: Implications for the Quasar K Correction](http://adsabs.harvard.edu/abs/2008AJ....136.1799K) Kennefick & Bursick, 2008, AJ, 136, 1799 | ||
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### More Ways to Find VO-related Publications | ||
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* [All ADS links](http://adsabs.harvard.edu/cgi-bin/nph-abs_connect?db_key=AST&db_key=PRE&qform=AST&arxiv_sel=astro-ph&arxiv_sel=cond-mat&arxiv_sel=cs&arxiv_sel=gr-qc&arxiv_sel=hep-ex&arxiv_sel=hep-lat&arxiv_sel=hep-ph&arxiv_sel=hep-th&arxiv_sel=math&arxiv_sel=math-ph&arxiv_sel=nlin&arxiv_sel=nucl-ex&arxiv_sel=nucl-th&arxiv_sel=physics&arxiv_sel=quant-ph&arxiv_sel=q-bio&sim_query=YES&ned_query=YES&aut_logic=OR&obj_logic=OR&author=&object=&start_mon=&start_year=&end_mon=&end_year=&ttl_logic=OR&title=&txt_logic=OR&text=%22virtual+observatory%22&nr_to_return=200&start_nr=1&jou_pick=ALL&ref_stems=&data_and=ALL&group_and=ALL&start_entry_day=&start_entry_mon=&start_entry_year=&end_entry_day=&end_entry_mon=&end_entry_year=&min_score=&sort=SCORE&data_type=SHORT&aut_syn=YES&ttl_syn=YES&txt_syn=YES&aut_wt=1.0&obj_wt=1.0&ttl_wt=0.3&txt_wt=3.0&aut_wgt=YES&obj_wgt=YES&ttl_wgt=YES&txt_wgt=YES&ttl_sco=YES&txt_sco=YES&version=1) mentioning the "virtual observatory" in the abstract | ||
* [All refereed publications](http://adsabs.harvard.edu/cgi-bin/nph-abs_connect?db_key=AST&qform=AST&arxiv_sel=astro-ph&arxiv_sel=cond-mat&arxiv_sel=cs&arxiv_sel=gr-qc&arxiv_sel=hep-ex&arxiv_sel=hep-lat&arxiv_sel=hep-ph&arxiv_sel=hep-th&arxiv_sel=math&arxiv_sel=math-ph&arxiv_sel=nlin&arxiv_sel=nucl-ex&arxiv_sel=nucl-th&arxiv_sel=physics&arxiv_sel=quant-ph&arxiv_sel=q-bio&sim_query=YES&ned_query=YES&aut_logic=OR&obj_logic=OR&author=&object=&start_mon=&start_year=&end_mon=&end_year=&ttl_logic=OR&title=&txt_logic=OR&text=%22virtual+observatory%22&nr_to_return=200&start_nr=1&jou_pick=NO&ref_stems=&data_and=ALL&group_and=ALL&start_entry_day=&start_entry_mon=&start_entry_year=&end_entry_day=&end_entry_mon=&end_entry_year=&min_score=&sort=SCORE&data_type=SHORT&aut_syn=YES&ttl_syn=YES&txt_syn=YES&aut_wt=1.0&obj_wt=1.0&ttl_wt=0.3&txt_wt=3.0&aut_wgt=YES&obj_wgt=YES&ttl_wgt=YES&txt_wgt=YES&ttl_sco=YES&txt_sco=YES&version=1) mentioning the "virtual observatory" in the abstract | ||
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--- | ||
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# VO calendar | ||
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* **9-13 November, 2009 - [IVOA Interoperability Meeting](https://wiki.ivoa.net/twiki/bin/view/IVOA/InterOpNov2009)** | ||
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(Garching bei Munchen, Germany) | ||
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The IVOA Interop Meetings are aimed at making significant progress in defining | ||
standards and sharing best practices in the development of the world wide | ||
Virtual Observatory initiatives. | ||
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* **30 November 2009 - April 2010 - [Italian VO Day ... on Tour](http://wwwas.oats.inaf.it/voday)** | ||
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A set of workshops is being organized for all interested Italian astronomical | ||
institutions to expose astronomers to the use of VO tools and services through | ||
"hands-on" sessions. | ||
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* **30 November - 4 December, 2009 - [.Astronomy 2009](http://dotastronomy.com/)** | ||
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(Leiden, The Netherlands) | ||
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Fifty participants from around the world will be taking part in this week-long | ||
conference exploring the connections betwen astronomy and the Internet. | ||
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* **21 January 2010 - [Swiss VO Day](http://www.euro-vo.org/pub/fc/swissvoday.html)** | ||
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(Observatoire de Geneve, Switzerland) | ||
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The aim of this workshop is to expose Swiss astronomers to the variety of VO | ||
tools and services available today. | ||
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* **25-28 January, 2010 - [Second EuroVO-AIDA School](http://cds.u-strasbg.fr/aidahandson2010/)** | ||
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(Observatoire de Strasbourg, France) | ||
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The goal of the school is to expose European astronomers to the variety of VO | ||
tools and services available today so that they can use them efficiently for | ||
their own research. Deadline for registration is November 20, 2009. | ||
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* **7-11 Nov 2010 - [ADASS XX](http://www.adass.org/Past+Future.html)** | ||
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(Boston, MA, USA) | ||
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The Astronomical Data Analysis Software and Systems (ADASS) conference | ||
provides a forum for scientists and programmers concerned with algorithms, | ||
software and software systems employed in the acquisition, reduction, | ||
analysis, and dissemination of astronomical data. | ||
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---- | ||
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**IVOA Newsletter Editors:** | ||
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- Mark G. Allen | ||
- Sarah Emery Bunn | ||
- Evanthia Hatziminaoglou | ||
- Bob Mann | ||
- Thomas. A. McGlynn | ||
- Christopher J. Miller | ||
- Anita M.S. Richards | ||
- Jonathan Tedds | ||
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[write to the editors](mailto:[email protected]) | ||
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[Subscribe to email notifications of the IVOA Newsletter](http://www.eso.org/lists/listinfo/ivoa-news) | ||
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[newsletter archives](http://www.ivoa.net/newsletter/archives.html) |
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