../ dmsp_10_ephemeris_19961213.txt 21-Jun-2023 23:49 109446 dmsp_11_ephemeris_19961213.txt 21-Jun-2023 23:49 109315 dmsp_12_ephemeris_19961213.txt 21-Jun-2023 23:49 109424 dmsp_13_ephemeris_19961213.txt 21-Jun-2023 23:49 109325