../ dmsp_11_ephemeris_20000901.txt 21-Jun-2023 23:55 109635 dmsp_12_ephemeris_20000901.txt 21-Jun-2023 23:55 109602 dmsp_13_ephemeris_20000901.txt 21-Jun-2023 23:55 109859 dmsp_14_ephemeris_20000901.txt 21-Jun-2023 23:55 109717 dmsp_15_ephemeris_20000901.txt 21-Jun-2023 23:55 109808