../ dmsp_15_ephemeris_20130812.txt 22-Jun-2023 16:12 109415 dmsp_16_ephemeris_20130812.txt 22-Jun-2023 16:12 109682 dmsp_17_ephemeris_20130812.txt 22-Jun-2023 16:12 109671 dmsp_18_ephemeris_20130812.txt 22-Jun-2023 16:12 109678