../ dmsp_14_ephemeris_20101121.txt 22-Jun-2023 16:07 243 dmsp_15_ephemeris_20101121.txt 22-Jun-2023 16:07 109442 dmsp_16_ephemeris_20101121.txt 22-Jun-2023 16:07 109460 dmsp_17_ephemeris_20101121.txt 22-Jun-2023 16:07 109411 dmsp_18_ephemeris_20101121.txt 22-Jun-2023 16:07 109478