../ dmsp_11_ephemeris_19991115.txt 21-Jun-2023 23:53 109535 dmsp_12_ephemeris_19991115.txt 21-Jun-2023 23:53 109490 dmsp_13_ephemeris_19991115.txt 21-Jun-2023 23:53 109420 dmsp_14_ephemeris_19991115.txt 21-Jun-2023 23:53 109380