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+<!DOCTYPE html>
+<html lang="da">
+ <!--#include virtual="/shtml/head.shtml"-->
+ <!--#include virtual="/shtml/mathJax.shtml"-->
+ <body>
+ <!--#include virtual="/shtml/pageHeader.shtml"-->
+ <div class="page">
+ <p class="pageTitle">Astronomi</p>
+ <div class="section" id="measures-and-units">
+ <p class="sectionTitle">Mål og Enheder</p>
+ <p class="small">Jf. <a href="/html/physics.html">fysikkens mål og enheder</a>.</p>
+ <p>Mål med variante enheder:</p>
+ <table>
+ <tr>
+ <th>Mål</th>
+ <th>Enheder</th>
+ <th>Symboler<sub> af enheder</sub></th>
+ </tr>
+ <tr>
+ <td rowspan="2">masse</td>
+ <td>jupitermasse</td>
+ <td class="math">\(M_&#9795;\)</td>
+ </tr>
+ <tr>
+ <td>solmasse</td>
+ <td class="math">\(M_&#9737;\)</td>
+ </tr>
+ <tr>
+ <td rowspan="6">afstand</td>
+ <td>astronomisk enhed</td>
+ <td class="math">\(au\)</td>
+ </tr>
+ <tr>
+ <td>lyssekund</td>
+ <td class="math">\(ls\)</td>
+ </tr>
+ <tr>
+ <td>lysår</td>
+ <td class="math">\(ly\)</td>
+ </tr>
+ <tr>
+ <td>parsec</td>
+ <td class="math">\(pc\)</td>
+ </tr>
+ <tr>
+ <td>jupiterradius</td>
+ <td class="math">\(R_&#9795;\)</td>
+ </tr>
+ <tr>
+ <td>solradius</td>
+ <td class="math">\(R_&#9737;\)</td>
+ </tr>
+ <tr>
+ <td rowspan="2">tid</td>
+ <td>år</td>
+ <td class="math">\(a\)</td>
+ </tr>
+ <tr>
+ <td>dag</td>
+ <td class="math">\(d\)</td>
+ </tr>
+ </table>
+ <p class="math">\(1\ M_&#9795;=189\ 813 \cdot 10^{22}\ kg\)</p>
+ <p class="math">\(1\ M_&#9737;=19\ 8847 \cdot 10^{25}\ kg\)</p>
+ <br />
+ <p class="math">\(1\ au=149\ 597\ 870\ 700\ m\)</p>
+ <p class="math">\(1\ ls=c \cdot 1\ s=299\ 792\ 458\ m\)</p>
+ <p class="math">\(1\ ly=c \cdot 31\ 557\ 600\ s=9\ 460\ 730\ 472\ 580\ 800\ m\)</p>
+ <p class="math">\(1\ pc=1\ au \cdot cot(1^{\prime \prime})=30\ 856\ 775\ 814\ 671\ 916\ m\)</p>
+ <p class="math">\(1\ R_&#9795;=71492 \cdot 10^{3}\ m\)</p>
+ <p class="math">\(1\ R_&#9737;=6957 \cdot 10^{5}\ m\)</p>
+ <br />
+ <p class="math">\(1\ a=\frac {1461}{4}\ d=315576 \cdot 10^2\ s\)</p>
+ <p class="math">\(1\ d=864 \cdot 10^2\ s\)</p>
+ </div>
+ </div>
+ <!--#include virtual="/shtml/pageFooter.shtml"-->
+ </body>
+</html>