../ dmsp_11_ephemeris_20020731.txt 21-Jun-2023 23:58 109632 dmsp_12_ephemeris_20020731.txt 21-Jun-2023 23:58 109674 dmsp_13_ephemeris_20020731.txt 21-Jun-2023 23:58 109777 dmsp_14_ephemeris_20020731.txt 21-Jun-2023 23:58 109717 dmsp_15_ephemeris_20020731.txt 21-Jun-2023 23:58 109530