../ dmsp_13_ephemeris_20100530.txt 22-Jun-2023 00:15 243 dmsp_14_ephemeris_20100530.txt 22-Jun-2023 00:15 109593 dmsp_15_ephemeris_20100530.txt 22-Jun-2023 00:15 109628 dmsp_16_ephemeris_20100530.txt 22-Jun-2023 00:15 109584 dmsp_17_ephemeris_20100530.txt 22-Jun-2023 00:15 109523 dmsp_18_ephemeris_20100530.txt 22-Jun-2023 00:15 109589