../ dmsp_10_ephemeris_19981221.txt 22-Jun-2023 15:57 109445 dmsp_11_ephemeris_19981221.txt 22-Jun-2023 15:57 109478 dmsp_12_ephemeris_19981221.txt 22-Jun-2023 15:57 109491 dmsp_13_ephemeris_19981221.txt 22-Jun-2023 15:57 109170 dmsp_14_ephemeris_19981221.txt 22-Jun-2023 15:57 109309