../ dmsp_10_ephemeris_19970812.txt 21-Jun-2023 23:50 109680 dmsp_11_ephemeris_19970812.txt 21-Jun-2023 23:50 109705 dmsp_12_ephemeris_19970812.txt 21-Jun-2023 23:50 109703 dmsp_13_ephemeris_19970812.txt 21-Jun-2023 23:50 109770 dmsp_14_ephemeris_19970812.txt 21-Jun-2023 23:50 109746