../ dmsp_10_ephemeris_19980930.txt 21-Jun-2023 23:52 109641 dmsp_11_ephemeris_19980930.txt 21-Jun-2023 23:52 109706 dmsp_12_ephemeris_19980930.txt 21-Jun-2023 23:52 109748 dmsp_13_ephemeris_19980930.txt 21-Jun-2023 23:52 109738 dmsp_14_ephemeris_19980930.txt 21-Jun-2023 23:52 109719