../ themis_a_ephemeris_20260419.txt 03-May-2026 02:00 111271 themis_b_ephemeris_20260419.txt 03-May-2026 02:00 83024 themis_c_ephemeris_20260419.txt 03-May-2026 02:00 83048 themis_d_ephemeris_20260419.txt 03-May-2026 02:00 110379 themis_e_ephemeris_20260419.txt 03-May-2026 02:00 110668