../ dmsp_13_ephemeris_20100528.txt 22-Jun-2023 00:15 243 dmsp_14_ephemeris_20100528.txt 22-Jun-2023 00:15 109507 dmsp_15_ephemeris_20100528.txt 22-Jun-2023 00:15 109479 dmsp_16_ephemeris_20100528.txt 22-Jun-2023 00:15 109634 dmsp_17_ephemeris_20100528.txt 22-Jun-2023 00:15 109620 dmsp_18_ephemeris_20100528.txt 22-Jun-2023 00:15 109681