../ dmsp_10_ephemeris_19960618.txt 21-Jun-2023 23:48 109513 dmsp_11_ephemeris_19960618.txt 21-Jun-2023 23:48 109722 dmsp_12_ephemeris_19960618.txt 21-Jun-2023 23:48 109629 dmsp_13_ephemeris_19960618.txt 21-Jun-2023 23:48 109806