../ dmsp_13_ephemeris_20040820.txt 22-Jun-2023 16:11 109777 dmsp_14_ephemeris_20040820.txt 22-Jun-2023 16:11 109738 dmsp_15_ephemeris_20040820.txt 22-Jun-2023 16:11 109718 dmsp_16_ephemeris_20040820.txt 22-Jun-2023 16:11 109853