../ dmsp_11_ephemeris_20000520.txt 22-Jun-2023 16:00 109594 dmsp_12_ephemeris_20000520.txt 22-Jun-2023 16:00 109580 dmsp_13_ephemeris_20000520.txt 22-Jun-2023 16:00 109755 dmsp_14_ephemeris_20000520.txt 22-Jun-2023 16:00 109676 dmsp_15_ephemeris_20000520.txt 22-Jun-2023 16:00 109603