../ dmsp_10_ephemeris_19980501.txt 21-Jun-2023 23:51 109628 dmsp_11_ephemeris_19980501.txt 21-Jun-2023 23:51 109817 dmsp_12_ephemeris_19980501.txt 21-Jun-2023 23:51 109691 dmsp_13_ephemeris_19980501.txt 21-Jun-2023 23:51 109819 dmsp_14_ephemeris_19980501.txt 21-Jun-2023 23:51 109743