../ dmsp_14_ephemeris_20101123.txt 22-Jun-2023 16:28 243 dmsp_15_ephemeris_20101123.txt 22-Jun-2023 16:28 109300 dmsp_16_ephemeris_20101123.txt 22-Jun-2023 16:28 109370 dmsp_17_ephemeris_20101123.txt 22-Jun-2023 16:28 109301 dmsp_18_ephemeris_20101123.txt 22-Jun-2023 16:28 109338