../ dmsp_10_ephemeris_19980220.txt 21-Jun-2023 23:51 108121 dmsp_11_ephemeris_19980220.txt 21-Jun-2023 23:51 108224 dmsp_12_ephemeris_19980220.txt 21-Jun-2023 23:51 108205 dmsp_13_ephemeris_19980220.txt 21-Jun-2023 23:51 108176 dmsp_14_ephemeris_19980220.txt 21-Jun-2023 23:51 108164