N1597H and N422CT — close approach at 9:05 pm PDT
9:04 pm PDT
9:04 pm 9:06 pm 9:05 pm
Lateral
0.39 NM
Vertical
100 ft
Private and training aircraftHelicopterOther aircraft flying at the timeFAA runway layout10 nautical mile ring
Nearest approach · 9:05:28 pm
610' at 0.84 NM
N1597H N1597H · CESSNA 177RG 1975 · airplane Registered to AEROBOX LLC SEATTLE, WA FAA registry · 2026-10-02 Private or training · C77R · arriving from Renton 1,200 ft 91 kt
N422CT N422CT · BELL 407 2024 · helicopter Registered to KING COUNTY SHERIFFS OFFICE SEATTLE, WA FAA registry · 2026-10-02 Helicopter · BELL 407 · arriving from Renton 600 ft 83 kt
Altitudes shown are AGL (height above the field): ADS-B altitude, corrected +130' for the air pressure at 9:05:28 pm, minus the field elevation of 32'. Source altitudes come in 100' steps.
What a controller requires
At least 1,000'
vertical separation when aircraft are within 3 NM
Other close approaches at Renton Municipal
When
Aircraft
Lateral
Vertical