../ dmsp_10_ephemeris_19980510.txt 21-Jun-2023 23:51 109450 dmsp_11_ephemeris_19980510.txt 21-Jun-2023 23:51 109859 dmsp_12_ephemeris_19980510.txt 21-Jun-2023 23:51 109749 dmsp_13_ephemeris_19980510.txt 21-Jun-2023 23:51 109789 dmsp_14_ephemeris_19980510.txt 21-Jun-2023 23:51 109736