../ dmsp_15_ephemeris_20151110.txt 22-Jun-2023 00:29 109434 dmsp_16_ephemeris_20151110.txt 22-Jun-2023 00:29 109416 dmsp_17_ephemeris_20151110.txt 22-Jun-2023 00:29 109453 dmsp_18_ephemeris_20151110.txt 22-Jun-2023 00:29 109418 dmsp_19_ephemeris_20151110.txt 22-Jun-2023 00:29 109369