../ dmsp_11_ephemeris_19991219.txt 21-Jun-2023 23:54 109394 dmsp_12_ephemeris_19991219.txt 21-Jun-2023 23:54 109358 dmsp_13_ephemeris_19991219.txt 21-Jun-2023 23:54 109336 dmsp_14_ephemeris_19991219.txt 21-Jun-2023 23:54 109427 dmsp_15_ephemeris_19991219.txt 21-Jun-2023 23:54 109425