ESO - Paranal Facilities

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href="/sci/facilities/paranal/decommissioned/sinfoni.html">SINFONI</a></li> <li class="std1"><a href="/sci/facilities/paranal/decommissioned/vimos.html">VIMOS</a></li> <li class="std1"><a href="/sci/facilities/paranal/decommissioned/amber.html">VLTI AMBER</a></li> <li class="std1"><a href="/sci/facilities/paranal/decommissioned/midi.html">VLTI MIDI</a></li> <li class="std1"><a href="/sci/facilities/paranal/decommissioned/prima.html">VLTI PRIMA</a></li> <li class="std1"><a href="/sci/facilities/paranal/decommissioned/vinci.html">VLTI VINCI</a></li> <li class="std1"><a href="/sci/facilities/paranal/decommissioned/vircam.html">VISTA VIRCAM</a></li> </ul> </li> <li class="std0"><a href="/sci/facilities/paranal/astroclimate.html">Paranal ASM Website</a><ul class="sub1"> <li class="std1"><a href="/sci/facilities/paranal/astroclimate/site.html">Site Information</a></li> <li class="std1"><a href="/sci/facilities/paranal/astroclimate/asm-instruments.html">ASM Instruments</a></li> <li class="std1"><a href="/sci/facilities/paranal/astroclimate/climatology.html">Astro Climatology</a></li> <li class="std1"><a href="/sci/facilities/paranal/astroclimate/asm-current-conditions1.html">ASM Current Conditions</a></li> <li class="std1"><a href="/sci/facilities/paranal/astroclimate/ASMDatabase.html">ASM Database</a></li> <li class="std1"><a href="/sci/facilities/paranal/astroclimate/Obsconditions.html">Sky Conditions</a></li> </ul> </li> <li class="std0"><a href="/sci/facilities/paranal/site.html">Paranal Site Information, Logistics, Safety</a><ul class="sub1"> <li class="std1"><a href="/sci/facilities/paranal/site/geninfo.html">General Information</a></li> <li class="std1"><a href="/sci/facilities/paranal/site/safety.html">Safety Information</a></li> <li class="std1"><a href="/sci/facilities/paranal/site/emergencyprocedures.html">Emergency Procedures</a></li> </ul> </li> </ul> </li> </ul> </div> </div> </div>  </div>  <a id="content" name="content"></a> <div id="col3"> <div id="col3_content" class="clearfix"> <div class="subcolumns"> <div class="par parsys"><div class="title section"> <h1>La Silla Paranal Observatory: The Paranal Facilities</h1> </div> <div class="parsys_column cq-colctrl-lt1"><div class="parsys_column cq-colctrl-lt1-c0"><div class="textimage parbase section"><div class="image" id="cq-textimage-jsp-/content/eso/en/sci/facilities/paranal/jcr:content/par/textimage_0"><img src="/sci/facilities/paranal/_jcr_content/par/textimage_0/image.img.jpg/1673121500606.jpg" alt="UT1IsaacFors" title="UT1IsaacFors" class="cq-dd-image primage_right"/></div><div class="clear"></div><div class="text cq-dd-image"><p>On Paranal, ESO <a href="/sci/facilities/paranal/sciops.html" target="_blank" adhocenable="false">operates</a> the ESO Very Large Telescope (VLT) with <a adhocenable="false" href="/sci/facilities/paranal/telescopes" target="_blank">four 8.2-m Unit Telescopes</a> (UTs). Each UT can work independently, in which case it sends the light beam towards either a Cassegrain or one of two Nasmyth focus stations for <a href="/sci/facilities/paranal/instruments.html" target="_blank" adhocenable="false">facility instruments</a>. In addition, the UTs can work together to form an interferometric array (<a href="/sci/facilities/paranal/telescopes/vlti.html">VLTI</a>). In this case, they send the light beams towards their Coud茅 focus station, where adaptive optic systems correct the light beams for atmospheric turbulence before forwarding them to an interferometric laboratory to be coherently combined.</p> <p>ESO also operates four <a target="_blank" href="/sci/facilities/paranal/telescopes/vlti/at.html#par_title" adhocenable="false">1.8m Auxiliary Telescopes</a> (ATs) which form the VLT interferometer small array (VISA).聽</p> <p>Furthermore, ESO also operates two survey telescopes, each with its own instrument: the<a href="/sci/facilities/paranal/telescopes/vista.html">聽4-m infrared VISTA</a>, and the聽<a href="/sci/facilities/paranal/telescopes/vst.html">2.5-m visible VST</a>.</p> <p>Currently, 15 instruments are operational and offered for science observations.</p> </div><div class="clear"></div><div class="clear"></div> </div> <div class="separationline parbase section"> <hr size="1" noshade=""> </div> <div class="richtext text parbase section"> <link rel="stylesheet" href="/etc/clientlibs/wcm/foundation/accessibility.css" type="text/css"/> <h2>In Case of Emergency</h2> <p class="beware" style="text-align: center;"><b>In all Emergencies, dial 5555 from any phoning station<br> Read the <a href="/sci/facilities/paranal/site/emergencyprocedures.html" adhocenable="false">Emergency Procedures</a></b></p> </div> </div><div class="parsys_column cq-colctrl-lt1-c1"><div class="textimage parbase section"><div class="clear"></div><div class="clear"></div> </div> <div class="richtext text parbase section"> <div class="subcr"><h3>Quick Links</h3> <ul class="quicklinks"> <li><a href="/sci/facilities/lpo.html">La Silla Paranal Observatory</a></li> <li><a href="/sci/facilities/lasilla.html">La Silla Facilities</a></li> <li><a href="/public/about-eso/visitors.html">Visiting the La Silla Paranal Observatory sites</a></li> </ul> </div> </div> </div></div><div style="clear:both"></div></div> </div> </div> </div> </div>  <div class="footer">  <div id="footer"> <div id="footerupdate"> <table> <tbody> <tr> <th>Last Update: 07.07.23 © ESO</th> <td><a href="mailto:pso@eso.org"> Send Comments to Paranal Science Operations</a> | <a href="/sci/publications/newsletter.html">Subscribe to Newsletter</a> | <a href="/sci/privacy.html">Privacy Statement</a></td> </tr> </tbody> </table> </div> </div>  </div> </div>  </div>   <script type="text/javascript"> var _paq = _paq || []; /* tracker methods like "setCustomDimension" should be called before "trackPageView" */ _paq.push(['trackPageView']); _paq.push(['enableLinkTracking']); (function() { var u="/mtmo/"; _paq.push(['setTrackerUrl', u+'piwik.php']); _paq.push(['setSiteId', '1']); var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0]; g.type='text/javascript'; g.async=true; g.defer=true; g.src=u+'piwik.js'; s.parentNode.insertBefore(g,s); })(); </script>  </body> </html>

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