../ themis_a_ephemeris_20260118.txt 18-Mar-2026 22:00 110699 themis_b_ephemeris_20260118.txt 18-Mar-2026 22:00 83001 themis_c_ephemeris_20260118.txt 18-Mar-2026 22:00 83017 themis_d_ephemeris_20260118.txt 18-Mar-2026 22:00 109590 themis_e_ephemeris_20260118.txt 18-Mar-2026 22:00 110233