N81640 is operated by MILLER RALPH G TRUSTEE between Swanson Ranch Nr 1 Airport (87CA) and Napa County Airport (KAPC). The flight is most often flown by a BEECH Beech Bonanza 33. Typical block time is 0h 53m. SkyMeter has observed 4 legs of this flight number via ADS-B.

✈
FLIGHTS
4
last 90 days
⏱
AVG DURATION
53m
tracked time
📅
SERVICE PERIOD
05/21/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
4 / 1
city pairs · airframes
⚠
INCIDENT RATE
100.0%
4 flagged

Routes flown

By count · last 90 days

4
87CA → KAPC
1
avg 1h 11m · Swanson Ranch Nr 1 → Napa County
CA25 → KAPC
1
avg 34m · Mark Twain St Joseph's Hospital Heliport → Napa County
KAPC → KCPU
1
avg 34m · Napa County → Calaveras Co Maury Rasmussen Field
KAPC → KD86
1
avg 1h 13m · Napa County → Sequoia Field

Aircraft types

Equipment used on this number

1
BE33 BEECH Beech Bonanza 33
4

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
4
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 4 operations of N81640

4
N81640BEECH Beech Bonanza 33
→
06/03/2026
34m
△ Unstable
Replay Analysis
N81640BEECH Beech Bonanza 33
→
06/03/2026
34m
△ Unstable
Replay Analysis
N81640BEECH Beech Bonanza 33
→
05/21/2026
1h 10m
△ Unstable
Replay Analysis
N81640BEECH Beech Bonanza 33
→
05/21/2026
1h 12m
△ Unstable
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window