../ dmsp_15_ephemeris_20160623.txt 22-Jun-2023 00:31 109377 dmsp_16_ephemeris_20160623.txt 22-Jun-2023 00:31 109624 dmsp_17_ephemeris_20160623.txt 22-Jun-2023 00:31 109528 dmsp_18_ephemeris_20160623.txt 22-Jun-2023 00:31 109571 dmsp_19_ephemeris_20160623.txt 22-Jun-2023 00:31 109598