../ dmsp_08_ephemeris_19920518.txt 22-Jun-2023 15:42 109323 dmsp_09_ephemeris_19920518.txt 22-Jun-2023 15:42 109294 dmsp_10_ephemeris_19920518.txt 22-Jun-2023 15:42 109568 dmsp_11_ephemeris_19920518.txt 22-Jun-2023 15:42 109704