../ dmsp_15_ephemeris_20140629.txt 22-Jun-2023 16:17 109450 dmsp_16_ephemeris_20140629.txt 22-Jun-2023 16:17 109564 dmsp_17_ephemeris_20140629.txt 22-Jun-2023 16:17 109599 dmsp_18_ephemeris_20140629.txt 22-Jun-2023 16:17 109539 dmsp_19_ephemeris_20140629.txt 22-Jun-2023 16:17 109581