../ dmsp_15_ephemeris_20220322.txt 22-Jun-2023 16:31 108245 dmsp_16_ephemeris_20220322.txt 22-Jun-2023 16:31 108210 dmsp_17_ephemeris_20220322.txt 22-Jun-2023 16:31 108160 dmsp_18_ephemeris_20220322.txt 22-Jun-2023 16:31 108106