../ goes_16_ephemeris_20260918.txt 30-Sep-2026 02:00 112950 goes_17_ephemeris_20260918.txt 30-Sep-2026 02:00 112221 goes_18_ephemeris_20260918.txt 30-Sep-2026 02:00 117069 goes_19_ephemeris_20260918.txt 30-Sep-2026 02:00 115679