../ dmsp_11_ephemeris_19991122.txt 21-Jun-2023 23:53 109445 dmsp_12_ephemeris_19991122.txt 21-Jun-2023 23:53 109500 dmsp_13_ephemeris_19991122.txt 21-Jun-2023 23:53 109487 dmsp_14_ephemeris_19991122.txt 21-Jun-2023 23:53 109389