../ dmsp_10_ephemeris_19971229.txt 21-Jun-2023 23:50 109546 dmsp_11_ephemeris_19971229.txt 21-Jun-2023 23:50 109369 dmsp_12_ephemeris_19971229.txt 21-Jun-2023 23:50 109499 dmsp_13_ephemeris_19971229.txt 21-Jun-2023 23:50 109534 dmsp_14_ephemeris_19971229.txt 21-Jun-2023 23:50 109518