../ themis_a_ephemeris_20250916.txt 17-Sep-2025 06:00 103050 themis_b_ephemeris_20250916.txt 17-Sep-2025 06:00 83021 themis_c_ephemeris_20250916.txt 17-Sep-2025 06:00 82991 themis_d_ephemeris_20250916.txt 17-Sep-2025 06:00 101262 themis_e_ephemeris_20250916.txt 17-Sep-2025 06:00 102504