../ dmsp_08_ephemeris_19940915.txt 22-Jun-2023 15:47 243 dmsp_10_ephemeris_19940915.txt 22-Jun-2023 15:47 109666 dmsp_11_ephemeris_19940915.txt 22-Jun-2023 15:47 109783 dmsp_12_ephemeris_19940915.txt 22-Jun-2023 15:47 243