../ dmsp_15_ephemeris_20150219.txt 22-Jun-2023 16:19 108059 dmsp_16_ephemeris_20150219.txt 22-Jun-2023 16:19 108001 dmsp_17_ephemeris_20150219.txt 22-Jun-2023 16:19 108019 dmsp_18_ephemeris_20150219.txt 22-Jun-2023 16:19 108095 dmsp_19_ephemeris_20150219.txt 22-Jun-2023 16:19 108030