../ dmsp_08_ephemeris_19920212.txt 21-Jun-2023 23:44 108130 dmsp_09_ephemeris_19920212.txt 21-Jun-2023 23:44 108099 dmsp_10_ephemeris_19920212.txt 21-Jun-2023 23:44 108248 dmsp_11_ephemeris_19920212.txt 21-Jun-2023 23:44 108242