../ dmsp_14_ephemeris_20100915.txt 22-Jun-2023 00:16 109648 dmsp_15_ephemeris_20100915.txt 22-Jun-2023 00:16 109591 dmsp_16_ephemeris_20100915.txt 22-Jun-2023 00:16 109667 dmsp_17_ephemeris_20100915.txt 22-Jun-2023 00:16 109616 dmsp_18_ephemeris_20100915.txt 22-Jun-2023 00:16 109709