../ dmsp_10_ephemeris_19980818.txt 21-Jun-2023 23:51 109635 dmsp_11_ephemeris_19980818.txt 21-Jun-2023 23:51 109803 dmsp_12_ephemeris_19980818.txt 21-Jun-2023 23:51 109641 dmsp_13_ephemeris_19980818.txt 21-Jun-2023 23:51 109859 dmsp_14_ephemeris_19980818.txt 21-Jun-2023 23:51 109648