../ dmsp_13_ephemeris_20100501.txt 09-Nov-2025 22:51 109671 dmsp_14_ephemeris_20100501.txt 09-Nov-2025 22:51 109621 dmsp_15_ephemeris_20100501.txt 09-Nov-2025 22:51 109563 dmsp_16_ephemeris_20100501.txt 09-Nov-2025 22:51 109573 dmsp_17_ephemeris_20100501.txt 09-Nov-2025 22:51 109738 dmsp_18_ephemeris_20100501.txt 09-Nov-2025 22:51 109781