../ dmsp_10_ephemeris_19961215.txt 21-Jun-2023 23:49 109516 dmsp_11_ephemeris_19961215.txt 21-Jun-2023 23:49 109494 dmsp_12_ephemeris_19961215.txt 21-Jun-2023 23:49 109442 dmsp_13_ephemeris_19961215.txt 21-Jun-2023 23:49 109428