자료실/교육 인공위성 추적기 장대양봉을꿈꾸는밥대장 2021. 9. 29. 15:48 https://celestrak.com/cesium/orbit-viz.php?tle=%2Fpub%2FTLE%2Fcatalog.txt&satcat=%2Fpub%2Fsatcat.txt&referenceFrame=1&fbclid=IwAR2IWP5tiB5eG2xVqXrVEc0S8lgQ4gReifZJkchUPUWhF_unw0RL2tQXrHo CelesTrak Orbit Visualization celestrak.com