../ dmsp_08_ephemeris_19921119.txt 21-Jun-2023 23:45 109457 dmsp_09_ephemeris_19921119.txt 21-Jun-2023 23:45 109240 dmsp_10_ephemeris_19921119.txt 21-Jun-2023 23:45 109533 dmsp_11_ephemeris_19921119.txt 21-Jun-2023 23:45 109440