../ dmsp_10_ephemeris_19970518.txt 21-Jun-2023 23:49 109530 dmsp_11_ephemeris_19970518.txt 21-Jun-2023 23:49 109774 dmsp_12_ephemeris_19970518.txt 21-Jun-2023 23:49 109658 dmsp_13_ephemeris_19970518.txt 21-Jun-2023 23:49 109670 dmsp_14_ephemeris_19970518.txt 21-Jun-2023 23:49 109771