../ dmsp_13_ephemeris_20100318.txt 09-Nov-2025 23:00 108240 dmsp_14_ephemeris_20100318.txt 09-Nov-2025 23:00 108177 dmsp_15_ephemeris_20100318.txt 09-Nov-2025 23:00 108056 dmsp_16_ephemeris_20100318.txt 09-Nov-2025 23:00 108353 dmsp_17_ephemeris_20100318.txt 09-Nov-2025 23:00 108165 dmsp_18_ephemeris_20100318.txt 09-Nov-2025 23:00 108181