../ dmsp_15_ephemeris_20141028.txt 22-Jun-2023 00:26 109442 dmsp_16_ephemeris_20141028.txt 22-Jun-2023 00:26 109493 dmsp_17_ephemeris_20141028.txt 22-Jun-2023 00:26 109459 dmsp_18_ephemeris_20141028.txt 22-Jun-2023 00:26 109536 dmsp_19_ephemeris_20141028.txt 22-Jun-2023 00:26 109476