../ dmsp_10_ephemeris_19970723.txt 21-Jun-2023 23:50 109489 dmsp_11_ephemeris_19970723.txt 21-Jun-2023 23:50 109715 dmsp_12_ephemeris_19970723.txt 21-Jun-2023 23:50 109684 dmsp_13_ephemeris_19970723.txt 21-Jun-2023 23:50 109769 dmsp_14_ephemeris_19970723.txt 21-Jun-2023 23:50 109661