../ dmsp_08_ephemeris_19940928.txt 21-Jun-2023 23:46 243 dmsp_10_ephemeris_19940928.txt 21-Jun-2023 23:46 109573 dmsp_11_ephemeris_19940928.txt 21-Jun-2023 23:46 109718 dmsp_12_ephemeris_19940928.txt 21-Jun-2023 23:46 109833