../ dmsp_13_ephemeris_20091231.txt 22-Jun-2023 16:25 109365 dmsp_14_ephemeris_20091231.txt 22-Jun-2023 16:25 109397 dmsp_15_ephemeris_20091231.txt 22-Jun-2023 16:25 109227 dmsp_16_ephemeris_20091231.txt 22-Jun-2023 16:25 109215 dmsp_17_ephemeris_20091231.txt 22-Jun-2023 16:25 109409 dmsp_18_ephemeris_20091231.txt 22-Jun-2023 16:25 109478