../ dmsp_15_ephemeris_20161128.txt 22-Jun-2023 16:19 109501 dmsp_16_ephemeris_20161128.txt 22-Jun-2023 16:19 109353 dmsp_17_ephemeris_20161128.txt 22-Jun-2023 16:19 109364 dmsp_18_ephemeris_20161128.txt 22-Jun-2023 16:19 109315 dmsp_19_ephemeris_20161128.txt 22-Jun-2023 16:19 243