../ dmsp_10_ephemeris_19971122.txt 21-Jun-2023 23:50 109457 dmsp_11_ephemeris_19971122.txt 21-Jun-2023 23:50 109501 dmsp_12_ephemeris_19971122.txt 21-Jun-2023 23:50 109474 dmsp_13_ephemeris_19971122.txt 21-Jun-2023 23:50 109431 dmsp_14_ephemeris_19971122.txt 21-Jun-2023 23:50 109486