../ dmsp_11_ephemeris_20000430.txt 21-Jun-2023 23:54 109670 dmsp_12_ephemeris_20000430.txt 21-Jun-2023 23:54 109690 dmsp_13_ephemeris_20000430.txt 21-Jun-2023 23:54 109821 dmsp_14_ephemeris_20000430.txt 21-Jun-2023 23:54 109745 dmsp_15_ephemeris_20000430.txt 21-Jun-2023 23:54 109529