../ dmsp_10_ephemeris_19981224.txt 21-Jun-2023 23:52 109449 dmsp_11_ephemeris_19981224.txt 21-Jun-2023 23:52 109492 dmsp_12_ephemeris_19981224.txt 21-Jun-2023 23:52 109368 dmsp_13_ephemeris_19981224.txt 21-Jun-2023 23:52 109279 dmsp_14_ephemeris_19981224.txt 21-Jun-2023 23:52 109523