../ dmsp_15_ephemeris_20141028.txt 22-Jun-2023 16:39 109442 dmsp_16_ephemeris_20141028.txt 22-Jun-2023 16:39 109493 dmsp_17_ephemeris_20141028.txt 22-Jun-2023 16:39 109459 dmsp_18_ephemeris_20141028.txt 22-Jun-2023 16:39 109536 dmsp_19_ephemeris_20141028.txt 22-Jun-2023 16:39 109476