../ themis_a_ephemeris_20260819.txt 30-Sep-2026 00:00 93053 themis_b_ephemeris_20260819.txt 30-Sep-2026 00:00 84466 themis_c_ephemeris_20260819.txt 30-Sep-2026 00:00 84507 themis_d_ephemeris_20260819.txt 30-Sep-2026 00:00 96368 themis_e_ephemeris_20260819.txt 30-Sep-2026 00:00 96871