../ dmsp_13_ephemeris_20100509.txt 22-Jun-2023 16:26 243 dmsp_14_ephemeris_20100509.txt 22-Jun-2023 16:26 109570 dmsp_15_ephemeris_20100509.txt 22-Jun-2023 16:26 109586 dmsp_16_ephemeris_20100509.txt 22-Jun-2023 16:26 109633 dmsp_17_ephemeris_20100509.txt 22-Jun-2023 16:26 109691 dmsp_18_ephemeris_20100509.txt 22-Jun-2023 16:26 109699