CINXE.COM
Solex
<!DOCTYPE html PUBLIC "-//w3c//dtd html 4.0 transitional//en"> <html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns="http://www.w3.org/TR/REC-html40"> <head><script type="text/javascript" src="/_static/js/bundle-playback.js?v=HxkREWBo" charset="utf-8"></script> <script type="text/javascript" src="/_static/js/wombat.js?v=txqj7nKC" charset="utf-8"></script> <script>window.RufflePlayer=window.RufflePlayer||{};window.RufflePlayer.config={"autoplay":"on","unmuteOverlay":"hidden"};</script> <script type="text/javascript" src="/_static/js/ruffle/ruffle.js"></script> <script type="text/javascript"> __wm.init("https://web.archive.org/web"); __wm.wombat("http://chemistry.unina.it:80/~alvitagl/solex/","20081220235836","https://web.archive.org/","web","/_static/", "1229817516"); </script> <link rel="stylesheet" type="text/css" href="/_static/css/banner-styles.css?v=S1zqJCYt" /> <link rel="stylesheet" type="text/css" href="/_static/css/iconochive.css?v=3PDvdIFv" /> <!-- End Wayback Rewrite JS Include --> <meta http-equiv="Content-Type" content="text/html; 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panose-1:5 0 0 0 0 0 0 0 0 0; mso-font-charset:2; mso-generic-font-family:auto; mso-font-pitch:variable; mso-font-signature:0 268435456 0 0 -2147483648 0;} /* Style Definitions */ p.MsoNormal, li.MsoNormal, div.MsoNormal {mso-style-parent:""; margin:0cm; margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:12.0pt; font-family:"Times New Roman"; mso-fareast-font-family:"Times New Roman"; color:black;} h4 {color:black;} a:link, span.MsoHyperlink {color:#0000EE; text-decoration:underline; text-underline:single;} a:visited, span.MsoHyperlinkFollowed {color:#551A8B; text-decoration:underline; text-underline:single;} p {font-size:12.0pt; font-family:"Times New Roman"; mso-fareast-font-family:"Times New Roman"; color:black;} @page Section1 {size:595.3pt 841.9pt; margin:70.85pt 2.0cm 2.0cm 2.0cm; mso-header-margin:35.4pt; mso-footer-margin:35.4pt; mso-paper-source:0;} div.Section1 {page:Section1;} /* List Definitions */ @list l0 {mso-list-id:548029773; mso-list-type:hybrid; mso-list-template-ids:-1191138138 -121221834 -1789259528 1572871830 -1040711194 1339205730 1661216848 -278860506 2113552762 1327950222;} @list l0:level1 {mso-level-number-format:bullet; mso-level-text:\F0B7; mso-level-tab-stop:36.0pt; mso-level-number-position:left; text-indent:-18.0pt; mso-ansi-font-size:10.0pt; font-family:Symbol;} ol {margin-bottom:0cm;} ul {margin-bottom:0cm;} --> </style><!--[if gte mso 9]><xml> <o:shapedefaults v:ext="edit" spidmax="1027"/> </xml><![endif]--><!--[if gte mso 9]><xml> <o:shapelayout v:ext="edit"> <o:idmap v:ext="edit" data="1"/> </o:shapelayout></xml><![endif]--> <meta name="Author" content="Aldo Vitagliano"> </head> <body style="color: rgb(0, 0, 0);" alink="#ff0000" bgcolor="#ffffcc" lang="IT" link="#0000ee" vlink="#551a8b"> <div class="Section1"> <p class="MsoNormal"><i><span style="font-size: 10pt;" lang="EN-GB">Copyright (C) 2003-2008 by Aldo Vitagliano</span></i><span style="" lang="EN-GB"> <br> </span><i><span style="font-size: 10pt;" lang="EN-GB">Copyright Information: Text and images in this site may be freely reproduced, provided credit is given to the author.</span></i><span style="" lang="EN-GB"> <o:p></o:p></span></p> <h4><span style="font-size: 24pt;" lang="EN-GB">The </span><span style="font-size: 36pt;" lang="EN-GB">SOLEX</span><span style="font-size: 24pt;" lang="EN-GB"> page </span><i><span style="font-size: 13.5pt;" lang="EN-GB">What is SOLEX ?</span></i><span style="" lang="EN-GB"><o:p></o:p></span></h4> <p class="MsoNormal"><span style="font-size: 10pt;" lang="EN-GB">Basically, SOLEX is a free computer program modelling the N-body dynamics of the Solar System, and it is the result of a long and patient amatorial work by the author (</span><span style="font-size: 10pt;"><a href="https://web.archive.org/web/20081220235836/http://main.chemistry.unina.it/%7Ealvitagl/"><span style="" lang="EN-GB">Aldo Vitagliano</span></a></span><span style="font-size: 10pt;" lang="EN-GB">).</span><span style="" lang="EN-GB"> <br> </span><span style="font-size: 10pt;" lang="EN-GB">Its heart is a powerful numerical integrator, and the many additional functions make it a greatly flexible program, which at the same time is very simple to use and very powerful in its performances. It can just give aesthetic pleasure and help in identifying sky objects, or it can be used by an experienced researcher as a tool to investigate aspects of the solar system dynamics such impact probabilities and chaotic motion.</span><span style="" lang="EN-GB"> </span><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/intro.html">More ...</a><br> <small>Last but not least, the software package contains a companion orbit-determination program (<a href="Exorb.html">EXORB</a>), suitable for the determination of orbital elements of minor bodies (asteroids and comets) from their astrometric observations. </small><br> </p> <div class="MsoNormal" style="text-align: center;" align="center"> <hr align="center" size="2" width="100%"></div> <p class="MsoNormal"><span style="" lang="EN-GB"><br> </span><span style="font-size: 10pt;" lang="EN-GB"> Just to give the flavour of some unique capabilities of Solex, here are a few questions that the program can answer:</span><span style="" lang="EN-GB"> <o:p></o:p></span></p> <ul type="disc"> <li class="MsoNormal" style=""><b><span style="font-size: 10pt;" lang="EN-GB">When in the past was Mars closer to Earth than it was at the opposition of August 27, 2003 ? </span></b><i><span style="font-size: 10pt;" lang="EN-GB">Answer: Sept. 12, -57616 (57617 BC); nearly 60,000 years ago ! </span></i><span style="font-size: 10pt;"><a href="https://web.archive.org/web/20081220235836/http://main.chemistry.unina.it/%7Ealvitagl/solex/MarsDist.html"><span style="" lang="EN-GB">More...</span></a></span><span style="" lang="EN-GB"><o:p></o:p></span></li> <li class="MsoNormal" style=""><b><span style="font-size: 10pt;" lang="EN-GB">Which will be the longest observable occultation of a bright star by an asteroid in the next 30 years ? </span></b><i><span style="font-size: 10pt;" lang="EN-GB">Answer: 4 Sgr (m. 4.7) by Ceres on May 27, 2033 (Brazil, 81 secs). </span></i><span style="font-size: 10pt;"><a href="https://web.archive.org/web/20081220235836/http://main.chemistry.unina.it/%7Ealvitagl/solex/occpath3.gif"><span style="" lang="EN-GB">Occ. path ...</span></a></span><span style="" lang="EN-GB"><o:p></o:p></span></li> <li class="MsoNormal" style=""><b><span style="font-size: 10pt;" lang="EN-GB">What is the chance that asteroid 2000SG344 will impact Earth in september 2071 ? </span></b><i><span style="font-size: 10pt;" lang="EN-GB">Answer: 0.25% (no much worry: it is a small one - only about 50 m diameter) . </span></i><span style="font-size: 10pt;"><a href="https://web.archive.org/web/20081220235836/http://main.chemistry.unina.it/%7Ealvitagl/solex/sg344.html"><span style="" lang="EN-GB">More...</span></a></span><span style="" lang="EN-GB"><o:p></o:p></span></li> <li class="MsoNormal" style=""><b><span style="font-size: 10pt;" lang="EN-GB">On June, 8, 2004, a rare transit of Venus took place. Can we get a list of Venus transits between 100,000 BC and AD 100,000 ? </span></b><i><span style="font-size: 10pt;" lang="EN-GB">Answer: Sure!. </span></i><span style="font-size: 10pt;" lang="EN-GB">Transits of: </span><span style="font-size: 10pt;"><a href="https://web.archive.org/web/20081220235836/http://main.chemistry.unina.it/%7Ealvitagl/solex/VenTrans.txt"><span style="" lang="EN-GB">Venus</span></a></span><span style="font-size: 10pt;" lang="EN-GB">, </span><span style="font-size: 10pt;"><a href="https://web.archive.org/web/20081220235836/http://main.chemistry.unina.it/%7Ealvitagl/solex/MerTrans.zip"><span style="" lang="EN-GB">Mercury</span></a></span><span style="font-size: 10pt;" lang="EN-GB">.</span><span style="" lang="EN-GB"><o:p></o:p></span></li> <li class="MsoNormal" style=""><b><span style="font-size: 10pt;" lang="EN-GB">Will the transits of Mercury and Venus ever take place simultaneously ? </span></b><i><span style="font-size: 10pt;" lang="EN-GB">Answer: Yes But we should wait at least until AD 69163! </span></i><i><span style="font-size: 10pt;"><a href="Simtrans.pdf">More ...</a></span></i></li> <li class="MsoNormal" style=""><span style="font-size: 10pt;"><span style="font-weight: bold;">Was an occultation of Saturn by Jupiter ever seen, or will it ever be seen from Earth ? </span><a href="Jusatocc.txt"><span style="font-style: italic;">Answer</span></a><span style="font-weight: bold;"> </span></span><i><span style="font-size: 10pt;"><br> </span></i></li> </ul> <div class="MsoNormal" style="text-align: center;" align="center"> <hr align="center" size="2" width="100%"></div> <p><span style="" lang="EN-GB"> <b>A few screen shots:</b> <o:p></o:p></span></p> <p style="background-color: rgb(255, 255, 204);" class="MsoNormal"><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/Solex1.gif"><span style="text-decoration: none;"><img style="width: 225px; height: 161px;" id="_x0000_i1027" src="/web/20081220235836im_/http://chemistry.unina.it/~alvitagl/solex/Solex1.gif" align="middle" border="0"></span></a><span style="" lang="EN-GB"> </span><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/Solex2.gif"><span style="text-decoration: none;"><img style="width: 221px; height: 156px;" id="_x0000_i1028" src="/web/20081220235836im_/http://chemistry.unina.it/~alvitagl/solex/Solex2.gif" align="middle" border="0"></span></a><span style="" lang="EN-GB"> </span><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/Solex1.gif"><span style="" lang="EN-GB">1.</span></a><span style="font-size: 10pt;" lang="EN-GB"> The starting screen and </span><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/Solex2.gif"><span style="" lang="EN-GB">2.</span></a><span style="font-size: 10pt;"> <span lang="EN-GB">the "Text output" screen</span></span><span style="" lang="EN-GB"><br> <o:p></o:p></span></p> <p><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/Solex3.gif"><span style="text-decoration: none;"><img style="width: 224px; height: 167px;" id="_x0000_i1029" src="/web/20081220235836im_/http://chemistry.unina.it/~alvitagl/solex/Solex3.gif" align="middle" border="0"></span></a><span style="" lang="EN-GB"> 3. </span><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/Solex4.gif"><span style="text-decoration: none;"><img style="width: 217px; height: 159px;" id="_x0000_i1030" src="/web/20081220235836im_/http://chemistry.unina.it/~alvitagl/solex/Solex4.gif" align="middle" border="0"></span></a><span style="" lang="EN-GB"> 4. <o:p></o:p></span></p> <p><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/Solex3.gif"><span style="" lang="EN-GB">3.</span></a><span style="font-size: 10pt;" lang="EN-GB"> The Pleiades and six asteroids in a field of 4° </span><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/Solex4.gif"><span style="" lang="EN-GB">4.</span></a><span style="font-size: 10pt;" lang="EN-GB"> The asteroid belt, projected onto a plane perpendicular to the Equator<br> </span><span style="" lang="EN-GB"><o:p></o:p></span></p> <p><span style="font-size: 10pt;" lang="EN-GB"></span></p> <p><span style="font-size: 10pt;" lang="EN-GB"> </span><span style="font-size: 10pt;"><a href="Solex5.gif"><span style="text-decoration: none;"><img alt="" src="/web/20081220235836im_/http://chemistry.unina.it/~alvitagl/solex/Solex5.gif" style="border: 0px solid ; width: 248px; height: 178px;"></span></a><span style="text-decoration: none;"> <a href="hiltro.gif"><img alt="" src="/web/20081220235836im_/http://chemistry.unina.it/~alvitagl/solex/hiltro.gif" style="border: 0px solid ; width: 232px; height: 179px;"></a></span><a href="hiltro.gif"><span style="text-decoration: none;"><br> </span></a></span><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/Solex4.gif"><span style="text-decoration: none;"></span></a><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/Solex4.gif"><span style="text-decoration: none;"></span></a><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/Solex4.gif"><span style="text-decoration: none;"></span></a></p> <><span style="" lang="EN-GB"></span><a href="Solex5.gif"><span style="" lang="EN-GB">5.</span></a><span style="" lang="EN-GB"><a href="Solex5.gif"> </a> Apophis on 2029/4/13, seen from Rome <a href="hiltro.gif">6.</a> The Hildas and the Trojans, in a reference frame corotating with Jupiter<br> <br> </span><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/occpath.gif"><span style="text-decoration: none;"><img id="_x0000_i1032" src="/web/20081220235836im_/http://chemistry.unina.it/~alvitagl/solex/occpath.gif" align="middle" border="0" height="180" width="240"></span></a><span style="" lang="EN-GB"> 5. </span><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/occpath2.gif"><span style="text-decoration: none;"><img id="_x0000_i1033" src="/web/20081220235836im_/http://chemistry.unina.it/~alvitagl/solex/occpath2.gif" align="middle" border="0" height="180" width="240"></span></a><span style="" lang="EN-GB"> 6. <o:p></o:p></span><br> <span style="font-size: 10pt;" lang="EN-GB"><span style="font-family: "times new roman";"><br> </span> </span><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/occpath.gif"><span style="" lang="EN-GB">5.</span></a><span style="font-size: 10pt;" lang="EN-GB"> Track of the anciest recorded total solar eclipse at Ugarit </span><a href="https://web.archive.org/web/20081220235836/http://chemistry.unina.it/%7Ealvitagl/solex/occpath2.gif"><span style="" lang="EN-GB">6.</span></a><span style="font-size: 10pt;"> <span lang="EN-GB">Occultation of alpha</span></span><span style="font-size: 10pt; font-family: Symbol;"> </span><span style="font-size: 10pt;" lang="EN-GB">Leo (Regulus) by 163 Erigone on 03/20/2014</span><span style="" lang="EN-GB"> <br> </span><span style="font-size: 10pt;" lang="EN-GB"> Predicted ground track with estimated uncertainties.</span><span style="" lang="EN-GB"> <br> <o:p></o:p></span> <div class="MsoNormal" style="text-align: center;" align="center"> <hr align="center" size="2" width="100%"></div> <p><span style="font-size: 10pt;" lang="EN-GB"> Download the installation file for <b>Solex 10.01 Light</b>: </span><span style="font-size: 10pt;"><a href="https://web.archive.org/web/20081220235836/http://main.chemistry.unina.it/%7Ealvitagl/solex/SOLEX91L.ZIP"><b><span style="" lang="EN-GB"></span></b></a><b><a style="color: rgb(51, 51, 255);" href="https://web.archive.org/web/20081220235836/http://main.chemistry.unina.it/%7Ealvitagl/solex/SETUP10L.ZIP">SETUP10L.ZIP</a> </b></span><span style="" lang="EN-GB"></span><span style="font-size: 10pt;" lang="EN-GB"> (updated June 21, 2008, <span style="color: rgb(255, 0, 0);">problems fixed</span>) <br> </span></p> <p><span style="font-size: 10pt;" lang="EN-GB"> Download the English manual: <a style="font-weight: bold;" href="SOLEX100.DOC">Solex100.doc</a> (updated June 15, 2008)<br> </span></p> <p><span style="font-size: 10pt;" lang="EN-GB"> Download the ExOrb manual: <a style="font-weight: bold;" href="Exorb64.DOC">ExOrb64.doc</a> (updated January 2007)<br> </span></p> <p><small> Scarica il manuale in Italiano: <span style="font-weight: bold;"><a href="Solex9It.doc">Solex9It.doc</a> </span>(ancora vecchia versione, Settembre 2006)</small><a href="Solex9It.doc"><br> </a><span style="font-size: 10pt;" lang="EN-GB"></span><span style="" lang="EN-GB"><small><span style="text-decoration: underline;"></span></small><o:p></o:p></span></p> <p><span style="" lang="EN-GB"> </span><span style="font-size: 10pt;" lang="EN-GB">Download the latest executable update: <a style="font-weight: bold; color: rgb(51, 51, 255);" href="SLX1004.ZIP">SLX1004.ZIP</a> (updated <span style="color: rgb(255, 0, 0);">October 19, 2008</span></span><span style="font-size: 10pt;" lang="EN-GB">).<br> </span></p> <p> <span style="font-size: 10pt;" lang="EN-GB">The very first DOS version, with BASIC source code: <a style="font-weight: bold;" href="SOLEX1.ZIP">SOLEX1.ZIP</a><span style="font-weight: bold;"> </span></span><br> <span style="font-size: 10pt;" lang="EN-GB"> </span><span style="" lang="EN-GB"><o:p></o:p></span></p> <div class="MsoNormal" style="text-align: center;" align="center"> <hr align="center" size="2" width="100%"></div> <p class="MsoNormal"><span style="" lang="EN-GB"> </span><span style="font-size: 10pt;" lang="EN-GB">Page latest update: </span><span style="font-size: 10pt; color: red;" lang="EN-GB">October 19, 2008</span><span style="" lang="EN-GB"><br> </span><span style="font-size: 10pt;" lang="EN-GB">Any comment, inquiry or suggestion is appreciated: </span><a href="https://web.archive.org/web/20081220235836/mailto:alvitagl@unina.it"><span style="" lang="EN-GB">alvitagl@unina.it</span></a><span style="" lang="EN-GB"><o:p></o:p></span></p> <div class="MsoNormal" style="text-align: center;" align="center"> <hr align="center" size="2" width="100%"></div> </div> </body> </html> <!-- FILE ARCHIVED ON 23:58:36 Dec 20, 2008 AND RETRIEVED FROM THE INTERNET ARCHIVE ON 17:24:08 Nov 24, 2024. 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