../ themis_a_ephemeris_20251227.txt 25-Feb-2026 02:00 111803 themis_b_ephemeris_20251227.txt 25-Feb-2026 02:00 83493 themis_c_ephemeris_20251227.txt 25-Feb-2026 02:00 83344 themis_d_ephemeris_20251227.txt 25-Feb-2026 02:00 110853 themis_e_ephemeris_20251227.txt 25-Feb-2026 02:00 111910