../ dmsp_14_ephemeris_20100819.txt 22-Jun-2023 00:16 109561 dmsp_15_ephemeris_20100819.txt 22-Jun-2023 00:16 109593 dmsp_16_ephemeris_20100819.txt 22-Jun-2023 00:16 109596 dmsp_17_ephemeris_20100819.txt 22-Jun-2023 00:16 109642 dmsp_18_ephemeris_20100819.txt 22-Jun-2023 00:16 109729