../ dmsp_15_ephemeris_20140713.txt 22-Jun-2023 00:25 109580 dmsp_16_ephemeris_20140713.txt 22-Jun-2023 00:25 109525 dmsp_17_ephemeris_20140713.txt 22-Jun-2023 00:25 109569 dmsp_18_ephemeris_20140713.txt 22-Jun-2023 00:25 109691 dmsp_19_ephemeris_20140713.txt 22-Jun-2023 00:25 109700