../ themis_a_ephemeris_20250317.txt 11-Apr-2025 04:00 110359 themis_b_ephemeris_20250317.txt 11-Apr-2025 04:00 83202 themis_c_ephemeris_20250317.txt 11-Apr-2025 04:00 83149 themis_d_ephemeris_20250317.txt 11-Apr-2025 04:00 111426 themis_e_ephemeris_20250317.txt 11-Apr-2025 04:00 110572