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diff --git a/html/encyclopedia/astronomy.html b/html/encyclopedia/astronomy.html new file mode 100644 index 0000000..3a10721 --- /dev/null +++ b/html/encyclopedia/astronomy.html @@ -0,0 +1,82 @@ +<!DOCTYPE html> +<html lang="da"> + <!--#include virtual="/include/head.shtml"--> + <head> + <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script> + <script id="MathJax-script" async src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-mml-chtml.js"></script> + </head> + <body> + <!--#include virtual="/include/pghdr.shtml"--> + <div class="content"> + <p class="pageTitle">Leksikon<sub> Astronomi</sub></p> + <div class="section" id="measures-and-units"> + <p class="large">Mål og Enheder</p> + <p>Jf. <a href="/html/encyclopedia/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">\(M_J\)</td> + </tr> + <tr> + <td>solmasse</td> + <td class="math">\(M_☉\)</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">\(R_J\)</td> + </tr> + <tr> + <td>solradius</td> + <td class="math">\(R_☉\)</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">\(1\ M_J=189\ 813 \cdot 10^{22}\ kg\)</p> + <p class="math">\(1\ M_☉=19\ 8847 \cdot 10^{25}\ kg\)</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">\(1\ R_J=71492 \cdot 10^{3}\ m\)</p> + <p class="math">\(1\ R_☉=6957 \cdot 10^{5}\ m\)</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="/include/pgftr.shtml"--> + </body> +</html> |