../ dmsp_13_ephemeris_20100512.txt 22-Jun-2023 00:15 243 dmsp_14_ephemeris_20100512.txt 22-Jun-2023 00:15 109549 dmsp_15_ephemeris_20100512.txt 22-Jun-2023 00:15 109620 dmsp_16_ephemeris_20100512.txt 22-Jun-2023 00:15 109711 dmsp_17_ephemeris_20100512.txt 22-Jun-2023 00:15 109654 dmsp_18_ephemeris_20100512.txt 22-Jun-2023 00:15 109575