../ dmsp_15_ephemeris_20141009.txt 22-Jun-2023 00:26 109554 dmsp_16_ephemeris_20141009.txt 22-Jun-2023 00:26 109595 dmsp_17_ephemeris_20141009.txt 22-Jun-2023 00:26 109636 dmsp_18_ephemeris_20141009.txt 22-Jun-2023 00:26 109568 dmsp_19_ephemeris_20141009.txt 22-Jun-2023 00:26 109671