../ noaa_15_ephemeris_20241029.txt 18-Dec-2024 00:00 109481 noaa_18_ephemeris_20241029.txt 18-Dec-2024 00:00 109492 noaa_19_ephemeris_20241029.txt 18-Dec-2024 00:00 109334 noaa_20_ephemeris_20241029.txt 18-Dec-2024 00:00 109512