../ dmsp_10_ephemeris_19960520.txt 21-Jun-2023 23:48 109392 dmsp_11_ephemeris_19960520.txt 21-Jun-2023 23:48 109758 dmsp_12_ephemeris_19960520.txt 21-Jun-2023 23:48 109657 dmsp_13_ephemeris_19960520.txt 21-Jun-2023 23:48 109738