../ dmsp_11_ephemeris_20000510.txt 21-Jun-2023 23:54 109780 dmsp_12_ephemeris_20000510.txt 21-Jun-2023 23:54 109542 dmsp_13_ephemeris_20000510.txt 21-Jun-2023 23:54 109825 dmsp_14_ephemeris_20000510.txt 21-Jun-2023 23:54 109616 dmsp_15_ephemeris_20000510.txt 21-Jun-2023 23:54 109588