../ dmsp_14_ephemeris_20100915.txt 09-Nov-2025 22:52 109648 dmsp_15_ephemeris_20100915.txt 09-Nov-2025 22:52 109591 dmsp_16_ephemeris_20100915.txt 09-Nov-2025 22:52 109667 dmsp_17_ephemeris_20100915.txt 09-Nov-2025 22:52 109616 dmsp_18_ephemeris_20100915.txt 09-Nov-2025 22:52 109709