../ dmsp_10_ephemeris_19981217.txt 21-Jun-2023 23:52 109272 dmsp_11_ephemeris_19981217.txt 21-Jun-2023 23:52 109441 dmsp_12_ephemeris_19981217.txt 21-Jun-2023 23:52 109467 dmsp_13_ephemeris_19981217.txt 21-Jun-2023 23:52 109320 dmsp_14_ephemeris_19981217.txt 21-Jun-2023 23:52 109333