../ dmsp_11_ephemeris_20010811.txt 21-Jun-2023 23:56 109660 dmsp_12_ephemeris_20010811.txt 21-Jun-2023 23:56 109711 dmsp_13_ephemeris_20010811.txt 21-Jun-2023 23:56 109711 dmsp_14_ephemeris_20010811.txt 21-Jun-2023 23:56 109773 dmsp_15_ephemeris_20010811.txt 21-Jun-2023 23:56 109728