../ dmsp_10_ephemeris_19970324.txt 21-Jun-2023 23:49 108254 dmsp_11_ephemeris_19970324.txt 21-Jun-2023 23:49 108397 dmsp_12_ephemeris_19970324.txt 21-Jun-2023 23:49 108262 dmsp_13_ephemeris_19970324.txt 21-Jun-2023 23:49 108271