../ dmsp_14_ephemeris_20101121.txt 22-Jun-2023 16:28 243 dmsp_15_ephemeris_20101121.txt 22-Jun-2023 16:28 109442 dmsp_16_ephemeris_20101121.txt 22-Jun-2023 16:28 109460 dmsp_17_ephemeris_20101121.txt 22-Jun-2023 16:28 109411 dmsp_18_ephemeris_20101121.txt 22-Jun-2023 16:28 109478