../ noaa_15_ephemeris_20250228.txt 11-Apr-2025 00:00 108069 noaa_18_ephemeris_20250228.txt 11-Apr-2025 00:00 108053 noaa_19_ephemeris_20250228.txt 11-Apr-2025 00:00 108135 noaa_20_ephemeris_20250228.txt 11-Apr-2025 00:00 108043