../ dmsp_08_ephemeris_19921214.txt 21-Jun-2023 23:45 109450 dmsp_09_ephemeris_19921214.txt 21-Jun-2023 23:45 109334 dmsp_10_ephemeris_19921214.txt 21-Jun-2023 23:45 109503 dmsp_11_ephemeris_19921214.txt 21-Jun-2023 23:45 109341