../ dmsp_11_ephemeris_20000912.txt 21-Jun-2023 23:55 109648 dmsp_12_ephemeris_20000912.txt 21-Jun-2023 23:55 109710 dmsp_13_ephemeris_20000912.txt 21-Jun-2023 23:55 109694 dmsp_14_ephemeris_20000912.txt 21-Jun-2023 23:55 109506 dmsp_15_ephemeris_20000912.txt 21-Jun-2023 23:55 109743