../ dmsp_10_ephemeris_19980630.txt 21-Jun-2023 23:51 109536 dmsp_11_ephemeris_19980630.txt 21-Jun-2023 23:51 109693 dmsp_12_ephemeris_19980630.txt 21-Jun-2023 23:51 109538 dmsp_13_ephemeris_19980630.txt 21-Jun-2023 23:51 109706 dmsp_14_ephemeris_19980630.txt 21-Jun-2023 23:51 109720