../ dmsp_11_ephemeris_20000823.txt 21-Jun-2023 23:55 109763 dmsp_12_ephemeris_20000823.txt 21-Jun-2023 23:55 109811 dmsp_13_ephemeris_20000823.txt 21-Jun-2023 23:55 109775 dmsp_14_ephemeris_20000823.txt 21-Jun-2023 23:55 109716 dmsp_15_ephemeris_20000823.txt 21-Jun-2023 23:55 109633