韩国媒体《韩联社》(Yonhap News
Agency,YNA)今天(3日)引述韩国军方消息,指今年3月20日侦获1枚气球状的不明飞行物自北韩方向越过西部海域北方界线(Northern
Limit
Line,NLL)南下,最后出动KA-1攻击机以机枪击落。韩国军方分析虽然是自北韩越境南下,但也不排除是中国施放,经北韩到韩国的可能。
报导指出,驻扎白翎岛的韩国海军陆战队第6旅,3月20日在防空雷达上侦测到在NLL线区域上空的气球状不明飞行物。韩国随即出动海空兵力,包括海军舰艇及KA-1攻击机做为应对。
根据飞行员目视回报,该飞行物的外观类似商业广告气球,总体长约2米,无动力装置;气球下方悬挂物体。在该气球飘过北方界线进入韩国境内时,KA-1攻击机以机枪击落;军方表示原先计划要进行海上回收作业,但考量北方界线附近海域风险因素及气球体积较小,最后并未实施。
报导中未明确说明空飘气球高度,以KA-1轻型攻击机飞行性能的最高飞行高度36000英尺来看,该气球与先前出现在美国的“间谍气球”应不在同一层级,当时美国空军出动F-22猛禽战斗机飞到56000英尺高空,再以1枚响尾蛇导弹击落65000英尺高空的气球,美方声称残骸中有用于情报收集和通讯的天线和感测器,但未能证实是否能以即时传输方式将数据资料传送回中国。至于台湾部分,国防部也会对中国空飘气球进行侦测,今年1月曾一度多达57颗穿越或擦边经过台湾,但之后或因风向改变,中国空飘气球数量锐减,4月纪录仅有1颗。
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