../ dmsp_15_ephemeris_20141221.txt 22-Jun-2023 00:26 109315 dmsp_16_ephemeris_20141221.txt 22-Jun-2023 00:26 109365 dmsp_17_ephemeris_20141221.txt 22-Jun-2023 00:26 109212 dmsp_18_ephemeris_20141221.txt 22-Jun-2023 00:26 109248 dmsp_19_ephemeris_20141221.txt 22-Jun-2023 00:26 109378