../ dmsp_11_ephemeris_20010411.txt 21-Jun-2023 23:56 109875 dmsp_12_ephemeris_20010411.txt 21-Jun-2023 23:56 109630 dmsp_13_ephemeris_20010411.txt 21-Jun-2023 23:56 109741 dmsp_14_ephemeris_20010411.txt 21-Jun-2023 23:56 109712 dmsp_15_ephemeris_20010411.txt 21-Jun-2023 23:56 109616