../ dmsp_10_ephemeris_19980426.txt 21-Jun-2023 23:51 109520 dmsp_11_ephemeris_19980426.txt 21-Jun-2023 23:51 109723 dmsp_12_ephemeris_19980426.txt 21-Jun-2023 23:51 109702 dmsp_13_ephemeris_19980426.txt 21-Jun-2023 23:51 109722 dmsp_14_ephemeris_19980426.txt 21-Jun-2023 23:51 109753