../ goes_16_ephemeris_20260821.txt 29-Sep-2026 22:00 113057 goes_17_ephemeris_20260821.txt 29-Sep-2026 22:00 112206 goes_18_ephemeris_20260821.txt 29-Sep-2026 22:00 116238 goes_19_ephemeris_20260821.txt 29-Sep-2026 22:00 114526