../ dmsp_10_ephemeris_19970430.txt 21-Jun-2023 23:49 109540 dmsp_11_ephemeris_19970430.txt 21-Jun-2023 23:49 109812 dmsp_12_ephemeris_19970430.txt 21-Jun-2023 23:49 109791 dmsp_13_ephemeris_19970430.txt 21-Jun-2023 23:49 109798 dmsp_14_ephemeris_19970430.txt 21-Jun-2023 23:49 109648