../ dmsp_10_ephemeris_19971219.txt 21-Jun-2023 23:50 109361 dmsp_11_ephemeris_19971219.txt 21-Jun-2023 23:50 109420 dmsp_12_ephemeris_19971219.txt 21-Jun-2023 23:50 109419 dmsp_13_ephemeris_19971219.txt 21-Jun-2023 23:50 109535 dmsp_14_ephemeris_19971219.txt 21-Jun-2023 23:50 109448