../ dmsp_14_ephemeris_20100604.txt 22-Jun-2023 00:15 109496 dmsp_15_ephemeris_20100604.txt 22-Jun-2023 00:15 109454 dmsp_16_ephemeris_20100604.txt 22-Jun-2023 00:15 109577 dmsp_17_ephemeris_20100604.txt 22-Jun-2023 00:15 109586 dmsp_18_ephemeris_20100604.txt 22-Jun-2023 00:15 109726