../ dmsp_13_ephemeris_20091217.txt 22-Jun-2023 16:06 109318 dmsp_14_ephemeris_20091217.txt 22-Jun-2023 16:06 109377 dmsp_15_ephemeris_20091217.txt 22-Jun-2023 16:06 109253 dmsp_16_ephemeris_20091217.txt 22-Jun-2023 16:06 109271 dmsp_17_ephemeris_20091217.txt 22-Jun-2023 16:06 109351 dmsp_18_ephemeris_20091217.txt 22-Jun-2023 16:06 109339