????: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????,????(??)

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