../ dmsp_11_ephemeris_20001231.txt 21-Jun-2023 23:55 109452 dmsp_12_ephemeris_20001231.txt 21-Jun-2023 23:55 109385 dmsp_13_ephemeris_20001231.txt 21-Jun-2023 23:55 109304 dmsp_14_ephemeris_20001231.txt 21-Jun-2023 23:55 109473 dmsp_15_ephemeris_20001231.txt 21-Jun-2023 23:55 109530