JupiterSaturnConvergence.frink

Download or view JupiterSaturnConvergence.frink in plain text format


/** This is a first cut at calculating the great Jupiter-Saturn convergence
    of 2020.  */

use planets.frink

lat  =  40 deg North
long = 105 deg West

for d = #2020-08-28# to #2020-08-30# step 30 min
{
   // This can also be angularSeparation or airlessAngularSeparation
   sep = Planet.angularSeparation[Planet.Jupiter,Planet.Saturn,d,lat,long]
   [az,alt] = Planet.Jupiter.refractedAzimuthAltitude[d, lat, long]
   if (alt > 0 degrees)
      println[d + "\t" + format[sep, degrees, 4] + "\t" + skyDarkness[d,lat,long] + "\t" + format[alt, deg, 3]]
}


Download or view JupiterSaturnConvergence.frink in plain text format


This is a program written in the programming language Frink.
For more information, view the Frink Documentation or see More Sample Frink Programs.

Alan Eliasen was born 19346 days, 23 hours, 21 minutes ago.