../ dmsp_13_ephemeris_20100509.txt 22-Jun-2023 16:06 243 dmsp_14_ephemeris_20100509.txt 22-Jun-2023 16:06 109570 dmsp_15_ephemeris_20100509.txt 22-Jun-2023 16:06 109586 dmsp_16_ephemeris_20100509.txt 22-Jun-2023 16:06 109633 dmsp_17_ephemeris_20100509.txt 22-Jun-2023 16:06 109691 dmsp_18_ephemeris_20100509.txt 22-Jun-2023 16:06 109699