../ dmsp_10_ephemeris_19970522.txt 21-Jun-2023 23:49 109568 dmsp_11_ephemeris_19970522.txt 21-Jun-2023 23:49 109761 dmsp_12_ephemeris_19970522.txt 21-Jun-2023 23:49 109656 dmsp_13_ephemeris_19970522.txt 21-Jun-2023 23:49 109657 dmsp_14_ephemeris_19970522.txt 21-Jun-2023 23:49 109716