../ dmsp_10_ephemeris_19990417.txt 21-Jun-2023 23:52 109590 dmsp_11_ephemeris_19990417.txt 21-Jun-2023 23:52 109690 dmsp_12_ephemeris_19990417.txt 21-Jun-2023 23:52 109668 dmsp_13_ephemeris_19990417.txt 21-Jun-2023 23:52 109782 dmsp_14_ephemeris_19990417.txt 21-Jun-2023 23:52 109701