../ dmsp_13_ephemeris_20051231.txt 22-Jun-2023 15:58 109328 dmsp_14_ephemeris_20051231.txt 22-Jun-2023 15:58 109335 dmsp_15_ephemeris_20051231.txt 22-Jun-2023 15:58 109412 dmsp_16_ephemeris_20051231.txt 22-Jun-2023 15:58 109504