../ dmsp_11_ephemeris_19991021.txt 21-Jun-2023 23:53 109629 dmsp_12_ephemeris_19991021.txt 21-Jun-2023 23:53 109692 dmsp_13_ephemeris_19991021.txt 21-Jun-2023 23:53 109555 dmsp_14_ephemeris_19991021.txt 21-Jun-2023 23:53 109568