../ dmsp_10_ephemeris_19961210.txt 21-Jun-2023 23:49 109298 dmsp_11_ephemeris_19961210.txt 21-Jun-2023 23:49 109457 dmsp_12_ephemeris_19961210.txt 21-Jun-2023 23:49 109507 dmsp_13_ephemeris_19961210.txt 21-Jun-2023 23:49 109497