../ dmsp_10_ephemeris_19970930.txt 21-Jun-2023 23:50 109581 dmsp_11_ephemeris_19970930.txt 21-Jun-2023 23:50 109670 dmsp_12_ephemeris_19970930.txt 21-Jun-2023 23:50 109562 dmsp_13_ephemeris_19970930.txt 21-Jun-2023 23:50 109634 dmsp_14_ephemeris_19970930.txt 21-Jun-2023 23:50 109604