../ dmsp_14_ephemeris_20101123.txt 22-Jun-2023 16:07 243 dmsp_15_ephemeris_20101123.txt 22-Jun-2023 16:07 109300 dmsp_16_ephemeris_20101123.txt 22-Jun-2023 16:07 109370 dmsp_17_ephemeris_20101123.txt 22-Jun-2023 16:07 109301 dmsp_18_ephemeris_20101123.txt 22-Jun-2023 16:07 109338