[KongchangAI]
Unverified50% confidenceFactExact time

里根机场33号跑道进近程序中，客机在300-500英尺高度通过交叉点时直升机应保持在200英尺以下，垂直间隔可能仅有100-300英尺，远低于通常航路飞行1000英尺的标准垂直间隔

1
Sources
50%
Confidence
Long-term
Relevance
8/6/2026
First Seen

Sources

Deep Analysis of the Potomac River Air Disaster: Why Multiple Safety Barriers Failed Simultaneously

Related Claims

UnverifiedThe radar cross-section (RCS) of small drones is typically on the order of 0.01 square meters, which overlaps heavily with that of birds.63% similar

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