../ dmsp_11_ephemeris_20000101.txt 21-Jun-2023 23:54 106422 dmsp_12_ephemeris_20000101.txt 21-Jun-2023 23:54 106615 dmsp_13_ephemeris_20000101.txt 21-Jun-2023 23:54 106509 dmsp_14_ephemeris_20000101.txt 21-Jun-2023 23:54 106583 dmsp_15_ephemeris_20000101.txt 21-Jun-2023 23:54 106506