../ dmsp_11_ephemeris_20000420.txt 22-Jun-2023 15:51 109631 dmsp_12_ephemeris_20000420.txt 22-Jun-2023 15:51 109600 dmsp_13_ephemeris_20000420.txt 22-Jun-2023 15:51 109740 dmsp_14_ephemeris_20000420.txt 22-Jun-2023 15:51 109650 dmsp_15_ephemeris_20000420.txt 22-Jun-2023 15:51 109773