????:1?????????:????

2??????????

3???????

4????????

5????????????

??????????2???19??????????????????? (?? ???????????)???????????????????“???????????????”(????????“??????”,EP)???????????????????X???????????(WXT,“??”)??,??????????X??,??????????????????X?????????(FXT,“??”)??????,??????????X???????????????

????????(CREDIT: ESA/CAS)??????????????? ???

??????????2?????????19??????????????????,“??????”????,?????X?????????(ESA,??????)??“??????”??????????,??2????????18????«??»(ApJL)???????????????????

??????“???”

??????10???????????????,????????????????????????????????????????,????????X??????????????“??”??????X??????????,?????????EP J0052????????????????,????“?????????????”??“??????????”???“?????”???X??????;?????????????XMM-??18???????????????????????????????

“??X??,?????????X????,????????‘??’?????????”????????????????(Alessio Marino)?????,??,?????????X?????????????,“????”??X???????????????????,?X??

?????,???EP J0052??X??,?????????????????????????,?????????X?,????????????????????,???????

??“??????????”???????,????????????????6?????????????X???,??,?????????????????????,????????????????????

“?????,??????,????”???????????????????????????,?????????Be?????????“?????????????????”???????,Be????12?????????????,????,????

???????,??????????????????????????(??????)????????????,???????????????????,????????????????????,??X?????

???????????“????????”

???????????????????????????,“???”????????????????????:Be???????????????,??,??????2000??????????????????????????????,???????,???????????????

????????????,??????????????????,?????????????????

??????????????????????,??????????????,?,??????6?8?????????????????????????????????,?????????????????????????????????????,???;???????????,??,?????????????,??????????????

???,???????????????12??(?Be????????????????????),?????????????????????????????????,?????????Be????????????????????

“?????,???????????????????”?????????????????????X???????????????????????????(Ashley Chrimes)?????,“????????,??????????”

???XMM-????????????????“??”???????????????????EP J0052???????????????18????????,?????????????????????

????????????????,?????????,???????,??20%????????,??????????,??,????????????,????????????

“??”??

“?????”??,????????????????????????????????,“?????????????????”????????????????????????,????????????????300???????????????,?????10????300??,??“?”?????????????????

???????????????????,???????????????,?????????,“???”???

“?????????????????????????”??????X??????????,???????10????????(CREDIT:ESA; LICENCE)?????? ????

“???????”??????????,EP J0052??????????????,????????“?????”????

“Be?????,???X?????‘??????????????????’???,????,???????????????”???“????”??????????????????????????????????????????????????(Erik Kuulkers)????????,????“??”????????????????

??,“?”????:?????????????????,????;???????????????,??????????????;??????????????????,“????????????”???????????X???????????,????(?????????)

?????????????????????????:??????????????????????????????