../ dmsp_11_ephemeris_20011220.txt 21-Jun-2023 23:57 109322 dmsp_12_ephemeris_20011220.txt 21-Jun-2023 23:57 109312 dmsp_13_ephemeris_20011220.txt 21-Jun-2023 23:57 109336 dmsp_14_ephemeris_20011220.txt 21-Jun-2023 23:57 109443 dmsp_15_ephemeris_20011220.txt 21-Jun-2023 23:57 109476