../ dmsp_10_ephemeris_19980715.txt 21-Jun-2023 23:51 109499 dmsp_11_ephemeris_19980715.txt 21-Jun-2023 23:51 109623 dmsp_12_ephemeris_19980715.txt 21-Jun-2023 23:51 109577 dmsp_13_ephemeris_19980715.txt 21-Jun-2023 23:51 109742 dmsp_14_ephemeris_19980715.txt 21-Jun-2023 23:51 109678