../ dmsp_10_ephemeris_19990521.txt 22-Jun-2023 15:50 109448 dmsp_11_ephemeris_19990521.txt 22-Jun-2023 15:50 109616 dmsp_12_ephemeris_19990521.txt 22-Jun-2023 15:50 109650 dmsp_13_ephemeris_19990521.txt 22-Jun-2023 15:50 109701 dmsp_14_ephemeris_19990521.txt 22-Jun-2023 15:50 109641