../ dmsp_11_ephemeris_20000918.txt 21-Jun-2023 23:55 109654 dmsp_12_ephemeris_20000918.txt 21-Jun-2023 23:55 109820 dmsp_13_ephemeris_20000918.txt 21-Jun-2023 23:55 109636 dmsp_14_ephemeris_20000918.txt 21-Jun-2023 23:55 109742 dmsp_15_ephemeris_20000918.txt 21-Jun-2023 23:55 109794