../ dmsp_10_ephemeris_19990510.txt 21-Jun-2023 23:53 109699 dmsp_11_ephemeris_19990510.txt 21-Jun-2023 23:53 109654 dmsp_12_ephemeris_19990510.txt 21-Jun-2023 23:53 109566 dmsp_13_ephemeris_19990510.txt 21-Jun-2023 23:53 109720 dmsp_14_ephemeris_19990510.txt 21-Jun-2023 23:53 109709