../ dmsp_11_ephemeris_19991117.txt 21-Jun-2023 23:53 109517 dmsp_12_ephemeris_19991117.txt 21-Jun-2023 23:53 109437 dmsp_13_ephemeris_19991117.txt 21-Jun-2023 23:53 109472 dmsp_14_ephemeris_19991117.txt 21-Jun-2023 23:53 109496