../ dmsp_13_ephemeris_20091221.txt 22-Jun-2023 16:06 109302 dmsp_14_ephemeris_20091221.txt 22-Jun-2023 16:06 109411 dmsp_15_ephemeris_20091221.txt 22-Jun-2023 16:06 109332 dmsp_16_ephemeris_20091221.txt 22-Jun-2023 16:06 109462 dmsp_17_ephemeris_20091221.txt 22-Jun-2023 16:06 109313 dmsp_18_ephemeris_20091221.txt 22-Jun-2023 16:06 109406