../ dmsp_15_ephemeris_20160116.txt 22-Jun-2023 00:30 108043 dmsp_16_ephemeris_20160116.txt 22-Jun-2023 00:30 107942 dmsp_17_ephemeris_20160116.txt 22-Jun-2023 00:30 107971 dmsp_18_ephemeris_20160116.txt 22-Jun-2023 00:30 107877 dmsp_19_ephemeris_20160116.txt 22-Jun-2023 00:30 107964