../ dmsp_10_ephemeris_19980919.txt 21-Jun-2023 23:52 109769 dmsp_11_ephemeris_19980919.txt 21-Jun-2023 23:52 109907 dmsp_12_ephemeris_19980919.txt 21-Jun-2023 23:52 109668 dmsp_13_ephemeris_19980919.txt 21-Jun-2023 23:52 109674 dmsp_14_ephemeris_19980919.txt 21-Jun-2023 23:52 109542