Thomas Renger
a818b0f99d
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106 lines
2.9 KiB
PHP
106 lines
2.9 KiB
PHP
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" lang="de-DE">
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<head profile="http://gmpg.org/xfn/11">
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<?php
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//aktuelles Datum in Jahre umrechnen
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$year = ((((((date("s") / 60)+ date("i")) / 60)+date("G")) / 24) + date("z") - 1) / (365 + (date("L"))) + date("Y");
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//
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$rads = 3.14159265359/180;
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$phase=0.5;
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//Anzahl der Mondphasen seit 2000
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$k = floor(($year-2000)*12.36853087)+$phase;
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// Mittlerer JDE Wert des Ereignisses
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$JDE = 2451550.09766+29.530588861*$k;
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// Relevante Winkelwerte in [Radiant]
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$M = (2.5534+29.10535670*$k)*$rads;
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$Ms = (201.5643+385.81693528*$k)*$rads;
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$F = (160.7108+390.67050284*$k)*$rads;
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//
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// Korrekturterme JDE fuer Vollmond
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$JDE += -0.40614*Sin($Ms);
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$JDE += 0.17302*Sin($M);
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$JDE += 0.01614*Sin(2*$Ms);
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$JDE += 0.01043*Sin(2*$F);
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$JDE += 0.00734*Sin($Ms-$M);
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$JDE += -0.00515*Sin($Ms+$M);
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$JDE += 0.00209*Sin(2*$M);
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$JDE += -0.00111*Sin($Ms-2*$F);
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//
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//Konvertierung von Julianischem Datum auf Gregorianisches Datum
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$z = floor($JDE + 0.5);
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$f = ($JDE + 0.5) - floor($JDE + 0.5);
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if ($z < 2299161) {
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$a = $z;
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}
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else {
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$g = floor(($z - 1867216.25) / 36524.25);
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$a = $z + 1 + $g - floor($g / 4);
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}
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$b = $a + 1524;
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$c = floor(($b - 122.1) / 365.25);
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$d = floor(365.25 * $c);
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$e = floor(($b - $d) / 30.6001);
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$tag_temp = $b - $d - floor(30.6001 * $e) + $f; //Tag incl. Tagesbruchteilen
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$stunde_temp = ($tag_temp - floor($tag_temp)) * 24;
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$minute_temp = ($stunde_temp - floor($stunde_temp)) * 60;
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$stunde = floor($stunde_temp);
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$minute = floor($minute_temp);
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$sekunde = round(($minute_temp - floor($minute_temp)) * 60);
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$tag = floor($tag_temp);
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if ($e < 14) {
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$monat = $e -1;
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}
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else {
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$monat = $e - 13;
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}
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if ($monat > 2) {
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$jahr = $c - 4716;
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}
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else {
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$jahr = $c - 4715;
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}
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$datum = mktime($stunde,$minute,$sekunde,$monat,$tag,$jahr);
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/*
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echo "Naechster Vollmond (".$phase.") ".$tag;
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echo "\n\n";
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echo $tag_temp." ".$datum." ".date('j.n.Y, H:i', $datum)." ".time();
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echo "\n\n";
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echo $stunde." ".$minute." ".$sekunde." ".$monat." ".$tag." ".$jahr;
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echo "\n\n";
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echo abs($datum-time());
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echo "\n\n";
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*/
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$vollmond=(abs($datum-time())<43200);
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?>
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<title>Ist schon wieder Vollmond? - <?php echo($vollmond?"Ja":"Nein"); ?></title>
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<link rel="stylesheet" href="mond.css"/>
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</head>
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<body>
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<h1>Ist schon wieder Vollmond?</h1>
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<hr/>
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<?php if($vollmond) { ?>
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<div class="main">
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<p class="answer yes">Ja!</p>
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</div>
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<?php } else { ?>
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<div class="main">
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<p class="answer no">Nein</p>
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<p class="subanswer">Einfach nur so #<a href="https://fnordon.de/tags/allebekloppt">allebekloppt</a>.</p>
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</div>
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<?php } ?>
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<div class="footer">
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<hr/>
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<p>Vollmond: <?php echo (date('j.n.Y, H:i', $datum));?> UTC</p>
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<p>Dieser Service wird präsentiert von <a href="https://dentaku.wazong.de/">Dentaku</a> (<a href="https://dentaku.wazong.de/impressum/">Impressum</a>).</p>
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</div>
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</body>
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</html>
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