../ dmsp_11_ephemeris_20000917.txt 21-Jun-2023 23:55 109721 dmsp_12_ephemeris_20000917.txt 21-Jun-2023 23:55 109562 dmsp_13_ephemeris_20000917.txt 21-Jun-2023 23:55 109751 dmsp_14_ephemeris_20000917.txt 21-Jun-2023 23:55 109691 dmsp_15_ephemeris_20000917.txt 21-Jun-2023 23:55 109601