../ dmsp_14_ephemeris_20100728.txt 22-Jun-2023 00:15 109522 dmsp_15_ephemeris_20100728.txt 22-Jun-2023 00:15 109681 dmsp_16_ephemeris_20100728.txt 22-Jun-2023 00:15 109667 dmsp_17_ephemeris_20100728.txt 22-Jun-2023 00:15 109640 dmsp_18_ephemeris_20100728.txt 22-Jun-2023 00:15 109532