../ dmsp_11_ephemeris_19991111.txt 21-Jun-2023 23:53 109361 dmsp_12_ephemeris_19991111.txt 21-Jun-2023 23:53 109565 dmsp_13_ephemeris_19991111.txt 21-Jun-2023 23:53 109489 dmsp_14_ephemeris_19991111.txt 21-Jun-2023 23:53 109495