$sat_alb_file = "ar2016032020_goes15_20160320_2000.satalb";
$sat_alb_bird = "goes13 goes15";
$sat_alb_date = "goes13:20160320_1945 goes15:20160320_2000";
$sat_alb_chan = "vis";
$sat_alb_data = "ar2016032020_goes13_20160320_1945.satalb ar2016032020_goes15_20160320_2000.satalb";