../ dmsp_10_ephemeris_19970620.txt 21-Jun-2023 23:50 109507 dmsp_11_ephemeris_19970620.txt 21-Jun-2023 23:50 109661 dmsp_12_ephemeris_19970620.txt 21-Jun-2023 23:50 109609 dmsp_13_ephemeris_19970620.txt 21-Jun-2023 23:50 109744 dmsp_14_ephemeris_19970620.txt 21-Jun-2023 23:50 109659