$sat_alb_file = "ar2015063016_goes15_20150630_1600.satalb";
$sat_alb_bird = "goes13 goes15";
$sat_alb_date = "goes13:20150630_1545 goes15:20150630_1600";
$sat_alb_chan = "vis";
$sat_alb_data = "ar2015063016_goes13_20150630_1545.satalb ar2015063016_goes15_20150630_1600.satalb";