../ dmsp_08_ephemeris_19920621.txt 21-Jun-2023 23:44 109337 dmsp_09_ephemeris_19920621.txt 21-Jun-2023 23:44 109266 dmsp_10_ephemeris_19920621.txt 21-Jun-2023 23:44 109629 dmsp_11_ephemeris_19920621.txt 21-Jun-2023 23:44 109695