../ themis_a_ephemeris_20260101.txt 03-Feb-2026 20:00 109021 themis_b_ephemeris_20260101.txt 03-Feb-2026 20:00 90103 themis_c_ephemeris_20260101.txt 03-Feb-2026 20:00 89809 themis_d_ephemeris_20260101.txt 03-Feb-2026 20:00 108025 themis_e_ephemeris_20260101.txt 03-Feb-2026 20:00 108870