../ dmsp_13_ephemeris_20100421.txt 09-Nov-2025 23:01 109723 dmsp_14_ephemeris_20100421.txt 09-Nov-2025 23:01 109596 dmsp_15_ephemeris_20100421.txt 09-Nov-2025 23:01 109663 dmsp_16_ephemeris_20100421.txt 09-Nov-2025 23:01 109682 dmsp_17_ephemeris_20100421.txt 09-Nov-2025 23:01 109699 dmsp_18_ephemeris_20100421.txt 09-Nov-2025 23:01 109778