../ dmsp_15_ephemeris_20141215.txt 22-Jun-2023 00:26 109420 dmsp_16_ephemeris_20141215.txt 22-Jun-2023 00:26 109400 dmsp_17_ephemeris_20141215.txt 22-Jun-2023 00:26 109389 dmsp_18_ephemeris_20141215.txt 22-Jun-2023 00:26 109430 dmsp_19_ephemeris_20141215.txt 22-Jun-2023 00:26 109383