../ noaa_15_ephemeris_20210818.txt 22-Jun-2023 16:36 109706 noaa_18_ephemeris_20210818.txt 22-Jun-2023 16:36 109487 noaa_19_ephemeris_20210818.txt 22-Jun-2023 16:36 109790 noaa_20_ephemeris_20210818.txt 22-Jun-2023 16:36 109518