../ dmsp_10_ephemeris_19981121.txt 21-Jun-2023 23:52 109408 dmsp_11_ephemeris_19981121.txt 21-Jun-2023 23:52 109532 dmsp_12_ephemeris_19981121.txt 21-Jun-2023 23:52 109538 dmsp_13_ephemeris_19981121.txt 21-Jun-2023 23:52 109423 dmsp_14_ephemeris_19981121.txt 21-Jun-2023 23:52 109496