../ dmsp_11_ephemeris_20000228.txt 22-Jun-2023 15:50 108175 dmsp_12_ephemeris_20000228.txt 22-Jun-2023 15:50 108040 dmsp_13_ephemeris_20000228.txt 22-Jun-2023 15:50 108151 dmsp_14_ephemeris_20000228.txt 22-Jun-2023 15:50 108216 dmsp_15_ephemeris_20000228.txt 22-Jun-2023 15:50 108198