../ dmsp_11_ephemeris_19991009.txt 21-Jun-2023 23:53 109713 dmsp_12_ephemeris_19991009.txt 21-Jun-2023 23:53 109633 dmsp_13_ephemeris_19991009.txt 21-Jun-2023 23:53 109703 dmsp_14_ephemeris_19991009.txt 21-Jun-2023 23:53 109639