../ themis_a_ephemeris_20260917.txt 30-Sep-2026 00:00 98074 themis_b_ephemeris_20260917.txt 30-Sep-2026 00:00 84484 themis_c_ephemeris_20260917.txt 30-Sep-2026 00:00 84493 themis_d_ephemeris_20260917.txt 30-Sep-2026 00:00 93991 themis_e_ephemeris_20260917.txt 30-Sep-2026 00:00 93940