../ goes_16_ephemeris_20260808.txt 22-Sep-2026 20:00 113156 goes_17_ephemeris_20260808.txt 22-Sep-2026 20:00 112252 goes_18_ephemeris_20260808.txt 22-Sep-2026 20:00 115739 goes_19_ephemeris_20260808.txt 22-Sep-2026 20:00 114127