韓國媒體《韓聯社》(Yonhap News
Agency,YNA)今天(3日)引述韓國軍方消息,指今年3月20日偵獲1枚氣球狀的不明飛行物自北韓方向越過西部海域北方界線(Northern
Limit
Line,NLL)南下,最後出動KA-1攻擊機以機槍擊落。韓國軍方分析雖然是自北韓越境南下,但也不排除是中國施放,經北韓到韓國的可能。
報導指出,駐紮白翎島的韓國海軍陸戰隊第6旅,3月20日在防空雷達上偵測到在NLL線區域上空的氣球狀不明飛行物。韓國隨即出動海空兵力,包括海軍艦艇及KA-1攻擊機做為應對。
根據飛行員目視回報,該飛行物的外觀類似商業廣告氣球,總體長約2米,無動力裝置;氣球下方懸掛物體。在該氣球飄過北方界線進入韓國境內時,KA-1攻擊機以機槍擊落;軍方表示原先計劃要進行海上回收作業,但考量北方界線附近海域風險因素及氣球體積較小,最後並未實施。
報導中未明確說明空飄氣球高度,以KA-1輕型攻擊機飛行性能的最高飛行高度36000英尺來看,該氣球與先前出現在美國的“間諜氣球”應不在同一層級,當時美國空軍出動F-22猛禽戰鬥機飛到56000英尺高空,再以1枚響尾蛇導彈擊落65000英尺高空的氣球,美方聲稱殘骸中有用於情報收集和通訊的天線和感測器,但未能證實是否能以即時傳輸方式將數據資料傳送回中國。至於台灣部分,國防部也會對中國空飄氣球進行偵測,今年1月曾一度多達57顆穿越或擦邊經過台灣,但之後或因風向改變,中國空飄氣球數量銳減,4月紀錄僅有1顆。
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