../ noaa_15_ephemeris_20210815.txt 22-Jun-2023 16:36 109589 noaa_18_ephemeris_20210815.txt 22-Jun-2023 16:36 109516 noaa_19_ephemeris_20210815.txt 22-Jun-2023 16:36 109783 noaa_20_ephemeris_20210815.txt 22-Jun-2023 16:36 109454