../ dmsp_08_ephemeris_19920408.txt 22-Jun-2023 15:43 108021 dmsp_09_ephemeris_19920408.txt 22-Jun-2023 15:43 107939 dmsp_10_ephemeris_19920408.txt 22-Jun-2023 15:43 108384 dmsp_11_ephemeris_19920408.txt 22-Jun-2023 15:43 108454