../ dmsp_11_ephemeris_19991205.txt 21-Jun-2023 23:53 109489 dmsp_12_ephemeris_19991205.txt 21-Jun-2023 23:53 109422 dmsp_13_ephemeris_19991205.txt 21-Jun-2023 23:53 109365 dmsp_14_ephemeris_19991205.txt 21-Jun-2023 23:53 109442 dmsp_15_ephemeris_19991205.txt 21-Jun-2023 23:53 243