../ dmsp_10_ephemeris_19980502.txt 21-Jun-2023 23:51 109623 dmsp_11_ephemeris_19980502.txt 21-Jun-2023 23:51 109802 dmsp_12_ephemeris_19980502.txt 21-Jun-2023 23:51 109784 dmsp_13_ephemeris_19980502.txt 21-Jun-2023 23:51 109685 dmsp_14_ephemeris_19980502.txt 21-Jun-2023 23:51 109739