../ goes_16_ephemeris_20260918.txt 22-Sep-2026 20:01 112950 goes_17_ephemeris_20260918.txt 22-Sep-2026 20:01 112221 goes_18_ephemeris_20260918.txt 22-Sep-2026 20:01 117069 goes_19_ephemeris_20260918.txt 22-Sep-2026 20:01 115679