../ dmsp_11_ephemeris_20020331.txt 22-Jun-2023 15:53 108253 dmsp_12_ephemeris_20020331.txt 22-Jun-2023 15:53 108238 dmsp_13_ephemeris_20020331.txt 22-Jun-2023 15:53 108420 dmsp_14_ephemeris_20020331.txt 22-Jun-2023 15:53 108280 dmsp_15_ephemeris_20020331.txt 22-Jun-2023 15:53 108302