../ dmsp_10_ephemeris_19970923.txt 21-Jun-2023 23:50 109663 dmsp_11_ephemeris_19970923.txt 21-Jun-2023 23:50 109792 dmsp_12_ephemeris_19970923.txt 21-Jun-2023 23:50 109695 dmsp_13_ephemeris_19970923.txt 21-Jun-2023 23:50 109708 dmsp_14_ephemeris_19970923.txt 21-Jun-2023 23:50 109762