../ dmsp_15_ephemeris_20241025.txt 25-Dec-2024 22:00 109535 dmsp_16_ephemeris_20241025.txt 25-Dec-2024 22:00 109624 dmsp_17_ephemeris_20241025.txt 25-Dec-2024 22:00 109530 dmsp_18_ephemeris_20241025.txt 25-Dec-2024 22:00 109538