../ themis_a_ephemeris_20250320.txt 11-Apr-2025 00:00 105485 themis_b_ephemeris_20250320.txt 11-Apr-2025 00:00 83036 themis_c_ephemeris_20250320.txt 11-Apr-2025 00:00 83031 themis_d_ephemeris_20250320.txt 11-Apr-2025 00:00 111145 themis_e_ephemeris_20250320.txt 11-Apr-2025 00:00 109843