../ dmsp_15_ephemeris_20220205.txt 22-Jun-2023 16:31 107978 dmsp_16_ephemeris_20220205.txt 22-Jun-2023 16:31 107993 dmsp_17_ephemeris_20220205.txt 22-Jun-2023 16:31 108051 dmsp_18_ephemeris_20220205.txt 22-Jun-2023 16:31 108202