../ dmsp_10_ephemeris_19980915.txt 21-Jun-2023 23:52 109511 dmsp_11_ephemeris_19980915.txt 21-Jun-2023 23:52 109865 dmsp_12_ephemeris_19980915.txt 21-Jun-2023 23:52 109659 dmsp_13_ephemeris_19980915.txt 21-Jun-2023 23:52 109686 dmsp_14_ephemeris_19980915.txt 21-Jun-2023 23:52 109636