../ dmsp_10_ephemeris_19970411.txt 22-Jun-2023 15:46 109606 dmsp_11_ephemeris_19970411.txt 22-Jun-2023 15:46 109800 dmsp_12_ephemeris_19970411.txt 22-Jun-2023 15:46 109725 dmsp_13_ephemeris_19970411.txt 22-Jun-2023 15:46 109721 dmsp_14_ephemeris_19970411.txt 22-Jun-2023 15:46 243