../ noaa_15_ephemeris_20241022.txt 18-Dec-2024 00:00 109579 noaa_18_ephemeris_20241022.txt 18-Dec-2024 00:00 109496 noaa_19_ephemeris_20241022.txt 18-Dec-2024 00:00 109540 noaa_20_ephemeris_20241022.txt 18-Dec-2024 00:00 109548