../ dmsp_10_ephemeris_19981212.txt 21-Jun-2023 23:52 109491 dmsp_11_ephemeris_19981212.txt 21-Jun-2023 23:52 109268 dmsp_12_ephemeris_19981212.txt 21-Jun-2023 23:52 109410 dmsp_13_ephemeris_19981212.txt 21-Jun-2023 23:52 109468 dmsp_14_ephemeris_19981212.txt 21-Jun-2023 23:52 109472