../ dmsp_08_ephemeris_19911203.txt 21-Jun-2023 23:44 109407 dmsp_09_ephemeris_19911203.txt 21-Jun-2023 23:44 109380 dmsp_10_ephemeris_19911203.txt 21-Jun-2023 23:44 109629 dmsp_11_ephemeris_19911203.txt 21-Jun-2023 23:44 109439