../ themis_a_ephemeris_20250401.txt 16-Apr-2025 12:00 104073 themis_b_ephemeris_20250401.txt 16-Apr-2025 12:00 81575 themis_c_ephemeris_20250401.txt 16-Apr-2025 12:00 81601 themis_d_ephemeris_20250401.txt 16-Apr-2025 12:00 106849 themis_e_ephemeris_20250401.txt 16-Apr-2025 12:00 105660