../ dmsp_11_ephemeris_20020220.txt 21-Jun-2023 23:57 108137 dmsp_12_ephemeris_20020220.txt 21-Jun-2023 23:57 108179 dmsp_13_ephemeris_20020220.txt 21-Jun-2023 23:57 108237 dmsp_14_ephemeris_20020220.txt 21-Jun-2023 23:57 108197 dmsp_15_ephemeris_20020220.txt 21-Jun-2023 23:57 108189