../ dmsp_11_ephemeris_20010718.txt 21-Jun-2023 23:56 109780 dmsp_12_ephemeris_20010718.txt 21-Jun-2023 23:56 109736 dmsp_13_ephemeris_20010718.txt 21-Jun-2023 23:56 109578 dmsp_14_ephemeris_20010718.txt 21-Jun-2023 23:56 109566 dmsp_15_ephemeris_20010718.txt 21-Jun-2023 23:56 109444