../ dmsp_10_ephemeris_19980428.txt 21-Jun-2023 23:51 109511 dmsp_11_ephemeris_19980428.txt 21-Jun-2023 23:51 109704 dmsp_12_ephemeris_19980428.txt 21-Jun-2023 23:51 109693 dmsp_13_ephemeris_19980428.txt 21-Jun-2023 23:51 109829 dmsp_14_ephemeris_19980428.txt 21-Jun-2023 23:51 109757