../ dmsp_10_ephemeris_19980917.txt 21-Jun-2023 23:52 109594 dmsp_11_ephemeris_19980917.txt 21-Jun-2023 23:52 109751 dmsp_12_ephemeris_19980917.txt 21-Jun-2023 23:52 109592 dmsp_13_ephemeris_19980917.txt 21-Jun-2023 23:52 109749 dmsp_14_ephemeris_19980917.txt 21-Jun-2023 23:52 109663