../ themis_a_ephemeris_20231220.txt 20-Feb-2024 22:00 110508 themis_b_ephemeris_20231220.txt 20-Feb-2024 22:00 83594 themis_c_ephemeris_20231220.txt 20-Feb-2024 22:00 83491 themis_d_ephemeris_20231220.txt 20-Feb-2024 22:00 110525 themis_e_ephemeris_20231220.txt 20-Feb-2024 22:00 110057