../ dmsp_15_ephemeris_20160628.txt 22-Jun-2023 16:23 109470 dmsp_16_ephemeris_20160628.txt 22-Jun-2023 16:23 109453 dmsp_17_ephemeris_20160628.txt 22-Jun-2023 16:23 109694 dmsp_18_ephemeris_20160628.txt 22-Jun-2023 16:23 109542 dmsp_19_ephemeris_20160628.txt 22-Jun-2023 16:23 109507