../ dmsp_15_ephemeris_20151003.txt 22-Jun-2023 16:43 109598 dmsp_16_ephemeris_20151003.txt 22-Jun-2023 16:43 109610 dmsp_17_ephemeris_20151003.txt 22-Jun-2023 16:43 109565 dmsp_18_ephemeris_20151003.txt 22-Jun-2023 16:43 109421 dmsp_19_ephemeris_20151003.txt 22-Jun-2023 16:43 109652