../ dmsp_14_ephemeris_20100720.txt 22-Jun-2023 16:27 109519 dmsp_15_ephemeris_20100720.txt 22-Jun-2023 16:27 109629 dmsp_16_ephemeris_20100720.txt 22-Jun-2023 16:27 109616 dmsp_17_ephemeris_20100720.txt 22-Jun-2023 16:27 109582 dmsp_18_ephemeris_20100720.txt 22-Jun-2023 16:27 109650