../ dmsp_11_ephemeris_19991003.txt 21-Jun-2023 23:53 109760 dmsp_12_ephemeris_19991003.txt 21-Jun-2023 23:53 109593 dmsp_13_ephemeris_19991003.txt 21-Jun-2023 23:53 109641 dmsp_14_ephemeris_19991003.txt 21-Jun-2023 23:53 109600