../ dmsp_11_ephemeris_20000421.txt 22-Jun-2023 15:50 109821 dmsp_12_ephemeris_20000421.txt 22-Jun-2023 15:50 109711 dmsp_13_ephemeris_20000421.txt 22-Jun-2023 15:50 109753 dmsp_14_ephemeris_20000421.txt 22-Jun-2023 15:50 109603 dmsp_15_ephemeris_20000421.txt 22-Jun-2023 15:50 109693