../ dmsp_10_ephemeris_19971222.txt 21-Jun-2023 23:50 109384 dmsp_11_ephemeris_19971222.txt 21-Jun-2023 23:50 109487 dmsp_12_ephemeris_19971222.txt 21-Jun-2023 23:50 109385 dmsp_13_ephemeris_19971222.txt 21-Jun-2023 23:50 109297 dmsp_14_ephemeris_19971222.txt 21-Jun-2023 23:50 109442