../ dmsp_13_ephemeris_20100421.txt 09-Nov-2025 15:34 109723 dmsp_14_ephemeris_20100421.txt 09-Nov-2025 15:34 109596 dmsp_15_ephemeris_20100421.txt 09-Nov-2025 15:34 109663 dmsp_16_ephemeris_20100421.txt 09-Nov-2025 15:34 109682 dmsp_17_ephemeris_20100421.txt 09-Nov-2025 15:34 109699 dmsp_18_ephemeris_20100421.txt 09-Nov-2025 15:34 109778