../ dmsp_10_ephemeris_19970131.txt 21-Jun-2023 23:49 108130 dmsp_11_ephemeris_19970131.txt 21-Jun-2023 23:49 107910 dmsp_12_ephemeris_19970131.txt 21-Jun-2023 23:49 107933 dmsp_13_ephemeris_19970131.txt 21-Jun-2023 23:49 108029