private void button1_Click(object sender, EventArgs e) { Time time = new Time(this.dateTimePicker1.Value); MoonPosition moon = new MoonPosition(); XYZ moonPos = moon.GetPosition(time); moonGeo = CoordTransformer.XyzToGeoCoord(moonPos); StringBuilder moonSb = new StringBuilder(); moonSb.AppendLine("XYZ:" + moonPos.ToString()); moonSb.AppendLine("GeoCoord:" + moonGeo.ToString()); this.textBox_moon.Text = moonSb.ToString(); SunPosition sun = new SunPosition(); XYZ sunPos = sun.GetPosition(time); sunGeo = CoordTransformer.XyzToGeoCoord(sunPos); StringBuilder sunSb = new StringBuilder(); sunSb.AppendLine("XYZ:" + sunPos.ToString()); sunSb.AppendLine("GeoCoord:" + sunGeo.ToString()); this.textBox_sun.Text = sunSb.ToString(); }