../ dmsp_11_ephemeris_20010521.txt 22-Jun-2023 15:52 109535 dmsp_12_ephemeris_20010521.txt 22-Jun-2023 15:52 109698 dmsp_13_ephemeris_20010521.txt 22-Jun-2023 15:52 109688 dmsp_14_ephemeris_20010521.txt 22-Jun-2023 15:52 109677 dmsp_15_ephemeris_20010521.txt 22-Jun-2023 15:52 109603