../ dmsp_10_ephemeris_19981230.txt 21-Jun-2023 23:52 109393 dmsp_11_ephemeris_19981230.txt 21-Jun-2023 23:52 109304 dmsp_12_ephemeris_19981230.txt 21-Jun-2023 23:52 109446 dmsp_13_ephemeris_19981230.txt 21-Jun-2023 23:52 109424 dmsp_14_ephemeris_19981230.txt 21-Jun-2023 23:52 109404