../ dmsp_15_ephemeris_20141215.txt 22-Jun-2023 16:18 109420 dmsp_16_ephemeris_20141215.txt 22-Jun-2023 16:18 109400 dmsp_17_ephemeris_20141215.txt 22-Jun-2023 16:18 109389 dmsp_18_ephemeris_20141215.txt 22-Jun-2023 16:18 109430 dmsp_19_ephemeris_20141215.txt 22-Jun-2023 16:18 109383