test01
Unterschiede
Hier werden die Unterschiede zwischen zwei Versionen angezeigt.
Beide Seiten der vorigen RevisionVorhergehende ÜberarbeitungNächste Überarbeitung | Vorhergehende ÜberarbeitungNächste ÜberarbeitungBeide Seiten der Revision | ||
test01 [2022/03/21 19:50] – torsten.roehl | test01 [2022/07/11 09:53] – torsten.roehl | ||
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Zeile 1: | Zeile 1: | ||
- | ====== Transit Lichtkurve ====== | + | ==AA== |
- | //Dieser Abschnitt zeigt die grundlegenden Eigenschaften einer Lichtkurve. | + | < |
- | Die hier eingeführten Begriffe, sind für spätere Analysen wichtig. | ||
- | |||
- | Zuerst untersuchten wir eine idealisierte Lichtkurve, diese existiert zwar nur theoretisch, | ||
- | |||
- | Die reale Lichtkurve beinhaltet noch weitere Effekte, wovon hier im Wesentlichen nur die Randverdunkelung (engl. Limb darkening), und die Abhängekit des beobachteten Lichts (Wellenlängenbereich) | ||
- | // | ||
- | ===== idealisierte Lichtkurve ===== | ||
- | |||
- | ==== Transitphasen ==== | ||
- | Es existieren zwei Hauptphasen. Die **Primärphase**, | ||
- | Es existiert aber noch ein zweiter (kleinerer) Transit, die sogenannten Sekundärphase. Für die Amateurastronomie ist diese | ||
- | aber nur vom theoretischen Interesse, denn schon die Primärphase | ||
- | Erwähnt werden soll noch, das weitere Objekte (z.B. Asteroiden oder Monde von Exoplaneten) ebenfalls eine Änderung der Lichtkurve bewirken. | ||
- | |||
- | ==== Lichtkurve ==== | ||
- | < | ||
- | ########################################################################################################## | ||
- | / | ||
- | / | ||
- | / | ||
- | / | ||
# | # | ||
# jsxgraph | # jsxgraph | ||
Zeile 28: | Zeile 7: | ||
https:// | https:// | ||
https:// | https:// | ||
- | # | + | |
- | # personal | + | |
- | # | + | |
- | / | + | |
- | / | + | |
- | ############################################################################################################ | + | |
</ | </ | ||
- | |||
- | |||
- | <JS> | ||
- | |||
- | var a = -7.0; | ||
- | var b = 0.0; | ||
- | var c = 0.0; | ||
- | var f; | ||
- | var planet; | ||
- | var brd; | ||
- | |||
- | | ||
- | writeMainHeader(); | ||
- | |||
- | /////////////// | ||
- | |||
- | brd = JXG.JSXGraph.initBoard(' | ||
- | | ||
- | | ||
- | | ||
- | | ||
- | | ||
- | | ||
- | | ||
- | }), | ||
- | //////////// | ||
- | | ||
- | | ||
- | strokeColor: | ||
- | size:75, | ||
- | fixed: true, | ||
- | fillColor: '# | ||
- | fillOpacity: | ||
- | // fillColor: | ||
- | needsRegularUpdate: | ||
- | name:'' | ||
- | } | ||
- | ); | ||
- | //////////////////////// | ||
- | | ||
- | | ||
- | ///////// flux time | ||
- | | ||
- | | ||
- | | ||
- | | ||
- | // | ||
- | // transit b = 0 center | ||
- | // | ||
- | brd.create(' | ||
- | //////////// | ||
- | |||
- | | ||
- | return | ||
- | } | ||
- | // line | ||
- | brd.create(' | ||
- | if (b != 0) return; | ||
- | if( a < -3.5) { return a } | ||
- | else{ return -3.5} | ||
- | } , | ||
- | -3]], | ||
- | | ||
- | // down | ||
- | brd.create(' | ||
- | if (b != 0) return; | ||
- | if( a >-3.5 && a < -2.5) { return a } | ||
- | else { if (a > -2.5) {return -2.5 }} | ||
- | | ||
- | if (b != 0) return; | ||
- | if( a >-3.5 && a < -2.5) { return centerTransit(a); | ||
- | else { if (a >= -2.5) {return -5 }} | ||
- | } | ||
- | ]], {straightFirst: | ||
- | // line | ||
- | brd.create(' | ||
- | if (b != 0) return; | ||
- | if( a >-2.5 && a < 2.5) { return a } | ||
- | else { if (a > 2.5) {return 2.5 }} | ||
- | |||
- | |||
- | } , | ||
- | | ||
- | // up | ||
- | | ||
- | if (b != 0) return; | ||
- | if( a >2.5 && a < 3.5) { return a; } | ||
- | else { if (a > 3.5) {return 3.5; }} | ||
- | |||
- | } , function(){ | ||
- | if (b != 0) return; | ||
- | if( a > 2.5 && a < 3.5) { return centerTransit(-a); | ||
- | else { if (a >= 3.5) {return -3; }} | ||
- | }]], {straightFirst: | ||
- | // line | ||
- | brd.create(' | ||
- | if (b != 0) return; | ||
- | if( a <= 7 && a > 3.5) { return a; } | ||
- | // else{ return 7;} | ||
- | |||
- | } , | ||
- | | ||
- | |||
- | /////////////////////////////// | ||
- | // gracing trantic b=3 | ||
- | // | ||
- | | ||
- | if (b != 3 ) return; | ||
- | if( a < -2 ) { return a ;} | ||
- | else{ return -2;} | ||
- | } , | ||
- | | ||
- | |||
- | // | ||
- | | ||
- | return | ||
- | } | ||
- | |||
- | brd.create(' | ||
- | if (b != 3) return; | ||
- | if( a >-2 && a < 0) { return a; } | ||
- | else { if (a >= 0) {return 0 }} | ||
- | } , function(){ | ||
- | if (b != 3) return; | ||
- | if( a >-2 && a < 0) { return gracing(a); } | ||
- | else { if (a >= 0) {return -4 }} | ||
- | } | ||
- | |||
- | ]], {straightFirst: | ||
- | // up | ||
- | |||
- | | ||
- | if (b != 3) return; | ||
- | if( a >0 && a < 2) { return a; } | ||
- | else { if (a >= 2) {return 2 }} | ||
- | } , function(){ | ||
- | if (b != 3) return; | ||
- | if( a > 0 && a < 2) { return gracing(-a); | ||
- | else { if (a >= 2) {return -3 }} | ||
- | } ]], {straightFirst: | ||
- | |||
- | |||
- | // line | ||
- | brd.create(' | ||
- | if (b != 3 ) return; | ||
- | if( a <= 7 && a > 2) { return a; } | ||
- | } , | ||
- | | ||
- | // | ||
- | // no transit b = 4.5 | ||
- | // | ||
- | brd.create(' | ||
- | if (b != 4.5) return; | ||
- | if( a < 7) { return a; } | ||
- | else{ return 7;} | ||
- | |||
- | } , | ||
- | | ||
- | |||
- | | ||
- | // | ||
- | // planet line | ||
- | // | ||
- | function fpos(x) { | ||
- | return 5-x; | ||
- | } | ||
- | brd.create(' | ||
- | {straightFirst: | ||
- | |||
- | ////////////////////////////////////////////////////// | ||
- | planet = brd.create(' | ||
- | | ||
- | size:15, | ||
- | strokeColor: | ||
- | fillColor: '# | ||
- | // fillColor: | ||
- | needsRegularUpdate: | ||
- | name: '' | ||
- | } | ||
- | ); | ||
- | |||
- | $("# | ||
- | } | ||
- | function onBetaChanged() { | ||
- | a = parseFloat($("# | ||
- | a = a*14 -7; | ||
- | /// xpos = a*14-7; | ||
- | $("# | ||
- | brd.fullUpdate(); | ||
- | | ||
- | } | ||
- | | ||
- | b = parseFloat($("# | ||
- | $("# | ||
- | brd.fullUpdate(); | ||
- | | ||
- | } | ||
- | </JS> | ||
- | |||
- | |||
< | < | ||
- | + | < | |
- | < | + | <div id="box" class=" |
- | < | + | <script |
- | < | + | var board = JXG.JSXGraph.initBoard(' |
- | + | </script> | |
- | + | ||
- | + | ||
- | <div id="jbox" class=" | + | |
- | </center> | + | |
- | + | ||
- | Idealisierte Lichtkurve. Ein Transit ist nur zu beobachten, wenn der Impaktparameter < | + | |
- | Impaktparameter < | + | |
- | <input id=" | + | |
- | step=" | + | |
- | < | + | |
- | Zeit: & | + | |
- | < | + | |
- | step=" | + | |
- | | + | |
- | < | + | |
- | <input type=" | + | |
- | | + | |
- | <label for=" | + | |
- | + | ||
- | </ | + | |
- | + | ||
- | + | ||
- | </ | + | |
</ | </ | ||
</ | </ | ||
- | ++++ Details | | + | hhjkjkj |
- | + | <JS> | |
- | <HTML> | + | |
- | + | ||
- | <body onload=" | + | |
- | < | + | |
- | <input type=" | + | |
- | | + | |
- | <label for=" | + | |
- | </ | + | |
- | <br> | + | |
- | + | ||
- | < | + | |
- | <input type=" | + | |
- | | + | |
- | <label for=" | + | |
- | < | + | |
- | </ | + | |
- | < | + | |
- | <input type=" | + | |
- | | + | |
- | <label for=" | + | |
- | < | + | |
- | </ | + | |
- | < | + | |
- | <input type=" | + | |
- | | + | |
- | <label for=" | + | |
- | < | + | |
- | Die vier Zeiten $t_1, | + | |
- | </ | + | |
- | < | + | |
- | < | + | |
- | < | + | |
- | </ | + | |
- | + | ||
- | + | ||
- | < | + | |
- | <input type=" | + | |
- | | + | |
- | <label for=" | + | |
- | < | + | |
- | < | + | |
- | < | + | |
- | </ | + | |
- | < | + | |
- | <input type=" | + | |
- | | + | |
- | <label for=" | + | |
- | </ | + | |
- | </ | + | |
- | </ | + | |
- | + | ||
- | + | ||
- | ++++ | + | |
- | + | ||
- | + | ||
- | + | ||
- | + | ||
- | ===== reale Lichtkurve ===== | + | |
- | + | ||
- | ==== Randverdunkelung (engl. limb darkening) und Sternenflecke ==== | + | |
- | + | ||
- | ==== Die Abhängigkeit der verwendeten Wellenlänge $\lambda$ ==== | + | |
- | + | ||
- | + | ||
- | + | ||
- | + | ||
- | + | ||
- | + | ||
- | + | ||
+ | JXG.JSXGraph.freeBoard(board); | ||
+ | board = JXG.JSXGraph.initBoard(' | ||
+ | board.create(' | ||
+ | </JS> |
test01.txt · Zuletzt geändert: 2022/07/11 09:57 von torsten.roehl