../ dmsp_15_ephemeris_20151003.txt 22-Jun-2023 16:21 109598 dmsp_16_ephemeris_20151003.txt 22-Jun-2023 16:21 109610 dmsp_17_ephemeris_20151003.txt 22-Jun-2023 16:21 109565 dmsp_18_ephemeris_20151003.txt 22-Jun-2023 16:21 109421 dmsp_19_ephemeris_20151003.txt 22-Jun-2023 16:21 109652