../ dmsp_11_ephemeris_19991015.txt 21-Jun-2023 23:53 109683 dmsp_12_ephemeris_19991015.txt 21-Jun-2023 23:53 109589 dmsp_13_ephemeris_19991015.txt 21-Jun-2023 23:53 109589 dmsp_14_ephemeris_19991015.txt 21-Jun-2023 23:53 109479