../ dmsp_10_ephemeris_19990830.txt 21-Jun-2023 23:53 109445 dmsp_11_ephemeris_19990830.txt 21-Jun-2023 23:53 109812 dmsp_12_ephemeris_19990830.txt 21-Jun-2023 23:53 109720 dmsp_13_ephemeris_19990830.txt 21-Jun-2023 23:53 109776 dmsp_14_ephemeris_19990830.txt 21-Jun-2023 23:53 109781