../ dmsp_15_ephemeris_20140612.txt 22-Jun-2023 00:25 109414 dmsp_16_ephemeris_20140612.txt 22-Jun-2023 00:25 109498 dmsp_17_ephemeris_20140612.txt 22-Jun-2023 00:25 109730 dmsp_18_ephemeris_20140612.txt 22-Jun-2023 00:25 109636 dmsp_19_ephemeris_20140612.txt 22-Jun-2023 00:25 109676