../ dmsp_14_ephemeris_20100509.txt 09-Nov-2025 23:03 109570 dmsp_15_ephemeris_20100509.txt 09-Nov-2025 23:03 109586 dmsp_16_ephemeris_20100509.txt 09-Nov-2025 23:03 109633 dmsp_17_ephemeris_20100509.txt 09-Nov-2025 23:03 109691 dmsp_18_ephemeris_20100509.txt 09-Nov-2025 23:03 109699