../ dmsp_11_ephemeris_20000421.txt 09-Nov-2025 15:15 109821 dmsp_12_ephemeris_20000421.txt 09-Nov-2025 15:15 109711 dmsp_13_ephemeris_20000421.txt 09-Nov-2025 15:15 109753 dmsp_14_ephemeris_20000421.txt 09-Nov-2025 15:15 109603 dmsp_15_ephemeris_20000421.txt 09-Nov-2025 15:15 109693