../ dmsp_15_ephemeris_20150203.txt 22-Jun-2023 00:27 108112 dmsp_16_ephemeris_20150203.txt 22-Jun-2023 00:27 107968 dmsp_17_ephemeris_20150203.txt 22-Jun-2023 00:27 108006 dmsp_18_ephemeris_20150203.txt 22-Jun-2023 00:27 108090 dmsp_19_ephemeris_20150203.txt 22-Jun-2023 00:27 107993