../ dmsp_13_ephemeris_20100511.txt 22-Jun-2023 16:26 243 dmsp_14_ephemeris_20100511.txt 22-Jun-2023 16:26 109453 dmsp_15_ephemeris_20100511.txt 22-Jun-2023 16:26 109640 dmsp_16_ephemeris_20100511.txt 22-Jun-2023 16:26 109530 dmsp_17_ephemeris_20100511.txt 22-Jun-2023 16:26 109689 dmsp_18_ephemeris_20100511.txt 22-Jun-2023 16:26 109665