../ dmsp_13_ephemeris_20100519.txt 22-Jun-2023 16:06 243 dmsp_14_ephemeris_20100519.txt 22-Jun-2023 16:06 109698 dmsp_15_ephemeris_20100519.txt 22-Jun-2023 16:06 109590 dmsp_16_ephemeris_20100519.txt 22-Jun-2023 16:06 109553 dmsp_17_ephemeris_20100519.txt 22-Jun-2023 16:06 109720 dmsp_18_ephemeris_20100519.txt 22-Jun-2023 16:06 109642