../ dmsp_15_ephemeris_20151031.txt 22-Jun-2023 00:29 109432 dmsp_16_ephemeris_20151031.txt 22-Jun-2023 00:29 109323 dmsp_17_ephemeris_20151031.txt 22-Jun-2023 00:29 109359 dmsp_18_ephemeris_20151031.txt 22-Jun-2023 00:29 109468 dmsp_19_ephemeris_20151031.txt 22-Jun-2023 00:29 109471