../ dmsp_10_ephemeris_19980331.txt 22-Jun-2023 15:55 108256 dmsp_11_ephemeris_19980331.txt 22-Jun-2023 15:55 108462 dmsp_12_ephemeris_19980331.txt 22-Jun-2023 15:55 108241 dmsp_13_ephemeris_19980331.txt 22-Jun-2023 15:55 108285 dmsp_14_ephemeris_19980331.txt 22-Jun-2023 15:55 108207