../ dmsp_11_ephemeris_20010331.txt 21-Jun-2023 23:56 108290 dmsp_12_ephemeris_20010331.txt 21-Jun-2023 23:56 108310 dmsp_13_ephemeris_20010331.txt 21-Jun-2023 23:56 108275 dmsp_14_ephemeris_20010331.txt 21-Jun-2023 23:56 108265 dmsp_15_ephemeris_20010331.txt 21-Jun-2023 23:56 108225