../ dmsp_15_ephemeris_20160825.txt 22-Jun-2023 00:32 109564 dmsp_16_ephemeris_20160825.txt 22-Jun-2023 00:32 109632 dmsp_17_ephemeris_20160825.txt 22-Jun-2023 00:32 109755 dmsp_18_ephemeris_20160825.txt 22-Jun-2023 00:32 109694 dmsp_19_ephemeris_20160825.txt 22-Jun-2023 00:32 109705