../ dmsp_11_ephemeris_20010401.txt 21-Jun-2023 23:56 108276 dmsp_12_ephemeris_20010401.txt 21-Jun-2023 23:56 108335 dmsp_13_ephemeris_20010401.txt 21-Jun-2023 23:56 108275 dmsp_14_ephemeris_20010401.txt 21-Jun-2023 23:56 108289 dmsp_15_ephemeris_20010401.txt 21-Jun-2023 23:56 108252