$sat_alb_file = "ar2021122305_goes13_20211223_0510.satalb"; $sat_alb_bird = "goes13"; $sat_alb_date = "goes13:20211223_0510"; $sat_alb_chan = "vis"; $sat_alb_data = "ar2021122305_goes13_20211223_0510.satalb";