../ dmsp_11_ephemeris_20020227.txt 21-Jun-2023 23:57 108271 dmsp_12_ephemeris_20020227.txt 21-Jun-2023 23:57 108211 dmsp_13_ephemeris_20020227.txt 21-Jun-2023 23:57 108276 dmsp_14_ephemeris_20020227.txt 21-Jun-2023 23:57 108128 dmsp_15_ephemeris_20020227.txt 21-Jun-2023 23:57 108251