../ dmsp_10_ephemeris_19970728.txt 21-Jun-2023 23:50 109335 dmsp_11_ephemeris_19970728.txt 21-Jun-2023 23:50 109742 dmsp_12_ephemeris_19970728.txt 21-Jun-2023 23:50 109712 dmsp_13_ephemeris_19970728.txt 21-Jun-2023 23:50 109722 dmsp_14_ephemeris_19970728.txt 21-Jun-2023 23:50 109691