N
N4TW
WIENS TIMOTHY D · BJC → KGNB
N4TW is operated by WIENS TIMOTHY D between Rocky Mountain Metropolitan Airport (KBJC) and Granby Grand County Airport (KGNB). The flight is most often flown by a PIPER Piper PA-11 Cub Special. Typical block time is 0h 40m. SkyMeter has observed 8 legs of this flight number via ADS-B.
✈
FLIGHTS
8
last 90 days
⏱
AVG DURATION
40m
tracked time
📅
SERVICE PERIOD
07/06/2025 → 07/12/2026
first → last seen
🗺
ROUTES / TYPES
4 / 2
city pairs · airframes
⚠
INCIDENT RATE
37.5%
3 flagged
Routes flown
By count · last 90 days
Aircraft types
Equipment used on this number
Safety profile
Flagged flights · last 90 days
Go-arounds
0
Unstable approach
3
Rejected TO
0
Stall warnings
0
Overspeeds
0
Runway excursion
0
Counts represent flights with at least one occurrence of each
flag, not the total event count. See /incidents for individual events.
Recent flights
Newest 12 operations of N4TW
07/12/2026
1h 11m
△ Low approach-stability score
06/19/2026
25m
No alerts
06/13/2026
1h 5m
No alerts
05/13/2026
29m
△ Low approach-stability score
05/13/2026
32m
No alerts
08/09/2025
43m
△ Low approach-stability score
08/09/2025
1h 48m
No alerts
07/19/2025
3h 22m
No alerts
© SkyMeter ·
All flight data subject to ODbL attribution
·
Tracked: 90-day window