../ dmsp_10_ephemeris_19970909.txt 21-Jun-2023 23:50 109744 dmsp_11_ephemeris_19970909.txt 21-Jun-2023 23:50 109806 dmsp_12_ephemeris_19970909.txt 21-Jun-2023 23:50 109645 dmsp_13_ephemeris_19970909.txt 21-Jun-2023 23:50 109776 dmsp_14_ephemeris_19970909.txt 21-Jun-2023 23:50 109764