../ noaa_15_ephemeris_20190421.txt 22-Jun-2023 16:30 109500 noaa_18_ephemeris_20190421.txt 22-Jun-2023 16:30 109763 noaa_19_ephemeris_20190421.txt 22-Jun-2023 16:30 109737 noaa_20_ephemeris_20190421.txt 22-Jun-2023 16:30 109527