../ dmsp_11_ephemeris_20030501.txt 21-Jun-2023 23:59 109715 dmsp_12_ephemeris_20030501.txt 21-Jun-2023 23:59 109623 dmsp_13_ephemeris_20030501.txt 21-Jun-2023 23:59 109616 dmsp_14_ephemeris_20030501.txt 21-Jun-2023 23:59 109536 dmsp_15_ephemeris_20030501.txt 21-Jun-2023 23:59 109623