../ dmsp_10_ephemeris_19960921.txt 21-Jun-2023 23:48 109617 dmsp_11_ephemeris_19960921.txt 21-Jun-2023 23:48 109729 dmsp_12_ephemeris_19960921.txt 21-Jun-2023 23:48 109619 dmsp_13_ephemeris_19960921.txt 21-Jun-2023 23:48 109830