../ dmsp_10_ephemeris_19981202.txt 21-Jun-2023 23:52 109338 dmsp_11_ephemeris_19981202.txt 21-Jun-2023 23:52 109460 dmsp_12_ephemeris_19981202.txt 21-Jun-2023 23:52 109430 dmsp_13_ephemeris_19981202.txt 21-Jun-2023 23:52 109455 dmsp_14_ephemeris_19981202.txt 21-Jun-2023 23:52 109508