../ dmsp_10_ephemeris_19980601.txt 21-Jun-2023 23:51 109404 dmsp_11_ephemeris_19980601.txt 21-Jun-2023 23:51 109810 dmsp_12_ephemeris_19980601.txt 21-Jun-2023 23:51 109455 dmsp_13_ephemeris_19980601.txt 21-Jun-2023 23:51 109772 dmsp_14_ephemeris_19980601.txt 21-Jun-2023 23:51 109551