../ themis_a_ephemeris_20250521.txt 08-Jun-2025 00:00 99470 themis_b_ephemeris_20250521.txt 08-Jun-2025 00:00 83791 themis_c_ephemeris_20250521.txt 08-Jun-2025 00:00 83989 themis_d_ephemeris_20250521.txt 08-Jun-2025 00:00 100512 themis_e_ephemeris_20250521.txt 08-Jun-2025 00:00 99786