diffeq2nd_planet_euler 実行例

help出力 diffeq2nd_planet_euler.py --help

Planet simulator: Solve simulataneous second order diffrential equations by Euler method
G = 6.67259e-11 Nm2/kg2
AU = 1.495979e+11 m
G1 = 1.4878039081925512e-34

Planets:
   Sun
     Diameter: 1390000000.0
     Volume: 1.41e+27
     Mass: 1.99e+30
     Density: 1.41
     Rotation Velocity: 0.0
     Revolution Radius: 0.0
     Revolution Velocity: 0.0
   Mercury
     Diameter: 4880000.0
     Volume: 0.0
     Mass: 3.3e+23
     Density: 5.43
     Rotation Velocity: 0.0
     Revolution Radius: 57900000000.0
     Revolution Velocity: 47900.0
   Venus
     Diameter: 12100000.0
     Volume: 0.0
     Mass: 4.87e+24
     Density: 5.24
     Rotation Velocity: 0.0
     Revolution Radius: 108000000000.0
     Revolution Velocity: 35000.0
   Earth
     Diameter: 12800000.0
     Volume: 0.0
     Mass: 5.97e+24
     Density: 5.515
     Rotation Velocity: 0.0
     Revolution Radius: 150000000000.0
     Revolution Velocity: 29800.0
   Mars
     Diameter: 6790000.0
     Volume: 0.0
     Mass: 6.42e+23
     Density: 3.94
     Rotation Velocity: 0.0
     Revolution Radius: 228000000000.0
     Revolution Velocity: 24100.0
   Jupiter
     Diameter: 143000000.0
     Volume: 0.0
     Mass: 1.9e+27
     Density: 1.33
     Rotation Velocity: 0.0
     Revolution Radius: 778000000000.0
     Revolution Velocity: 13100.0
   Saturn
     Diameter: 121000000.0
     Volume: 0.0
     Mass: 5.69e+26
     Density: 0.69
     Rotation Velocity: 0.0
     Revolution Radius: 1430000000000.0
     Revolution Velocity: 9670.0
   Uranus
     Diameter: 51100000.0
     Volume: 0.0
     Mass: 8.69e+25
     Density: 1.29
     Rotation Velocity: 0.0
     Revolution Radius: 2870000000000.0
     Revolution Velocity: 6800.0
   Neptune
     Diameter: 49600000.0
     Volume: 0.0
     Mass: 1.02e+26
     Density: 1.64
     Rotation Velocity: 0.0
     Revolution Radius: 4500000000000.0
     Revolution Velocity: 5480.0
   Pluto
     Diameter: 2310000.0
     Volume: 0.0
     Mass: 1.31e+22
     Density: 2.03
     Rotation Velocity: 0.0
     Revolution Radius: 5910000000000.0
     Revolution Velocity: 4670.0


Write to [diffeq2nd_Planet_Euler.csv]
  t       x(Sun)        y(Sun)      x(Mercury)    y(Mercury)     x(Venus)      y(Venus)      x(Earth)      y(Earth)  
 0.0      0.3870        0.0000        1.0027        0.0000        5.2006        0.0000       19.1848        0.0000   
100.0    -0.1053       -0.7136       -0.1298        1.029         5.147         0.7531        19.18         0.3918   
200.0     0.1609        0.6154        -1.119       -0.1125        4.984         1.491         19.17         0.7834   
300.0     -0.744       -0.6449       -0.1379        -1.188        4.718         2.197         19.15         1.175    
400.0     0.5887       -0.8469        1.113        -0.4735        4.352         2.857         19.12         1.565    
500.0     0.3874        0.7088        0.7466        0.9469        3.895         3.458         19.08         1.956    
600.0     -1.094       -0.05129      -0.7265        1.015         3.357         3.986         19.04         2.345    
700.0    -0.5246        -1.271        -1.297       -0.3015        2.749         4.431         18.99         2.733    
800.0     0.7035        -1.128       -0.3842        -1.343        2.083         4.784         18.93         3.121    
900.0     0.9923        0.3033        0.9503        -1.045        1.374         5.038         18.86         3.506    

データファイル

• diffeq2nd_planet_euler.csv

• diffeq2nd_planet_euler_conservation-Verlet.csv

生成された画像一覧

（画像ファイルが見つかりませんでした）