../ dmsp_11_ephemeris_20020521.txt 21-Jun-2023 23:58 109779 dmsp_12_ephemeris_20020521.txt 21-Jun-2023 23:58 109772 dmsp_13_ephemeris_20020521.txt 21-Jun-2023 23:58 109680 dmsp_14_ephemeris_20020521.txt 21-Jun-2023 23:58 109596 dmsp_15_ephemeris_20020521.txt 21-Jun-2023 23:58 109508