../ dmsp_15_ephemeris_20140623.txt 22-Jun-2023 16:38 109477 dmsp_16_ephemeris_20140623.txt 22-Jun-2023 16:38 109456 dmsp_17_ephemeris_20140623.txt 22-Jun-2023 16:38 109694 dmsp_18_ephemeris_20140623.txt 22-Jun-2023 16:38 109591 dmsp_19_ephemeris_20140623.txt 22-Jun-2023 16:38 109524