WILKEY RYAN J· ICAO24 ab7ff2· last seen 18d ago

N840B is a Luscombe 8, a single-engine piston aircraft operated by WILKEY RYAN J. SkyMeter has tracked 104 flights totalling 54 hours of airtime via ADS-B across 2 callsigns. The most frequent segment is KM34 to KM34. Service window in our records spans 371 days. Of those flights, 12 (11.5%) carry at least one detected incident — go-around, unstable approach, stall warning, or runway excursion. The Luscombe 8 has a 35 ft wingspan, a maximum takeoff weight of 1,400 lb.

About the Luscombe 8

The Lockheed L-8 Sirius is a rare Depression-era high-wing monoplane that represents one of aviation's most elegant transitional designs, bridging the gap between fabric-covered biplanes and the all-metal airliners that would follow. Built by Lockheed in the early 1930s, the Sirius was a sleek, low-production aircraft designed for speed and range, powered by a single radial piston engine and capable of cruising at altitudes and speeds that impressed contemporary aviators. Its most famous moment came when Charles and Anne Morrow Lindbergh flew a Sirius variant on their 1931 survey flights to the Orient and their 1933 transatlantic route-proving expedition, covering tens of thousands of miles over some of the world's most remote terrain and helping establish the feasibility of polar air routes.

The type's clean lines, retractable landing gear, and wooden wing construction made it a technological standout in an era when most aircraft still flew with fixed gear and open cockpits. With a maximum takeoff weight of just 1,750 pounds and a never-exceed speed of 122 knots, the Sirius was nimble and efficient, though its limited production run means fewer than a dozen were ever built. Today the L-8 is a prized collector's aircraft, with surviving examples preserved in museums and a handful still on the U.S.

civil registry. SkyMeter has tracked flights across airframes and operators, with the most frequently observed operator.

FLIGHTS
104
all time
FLOWN HOURS
54
tracked time
📍
AIRPORTS VISITED
35
unique
📡
CALLSIGNS
2
39 routes
📅
SERVICE PERIOD
06/12/2025 → 06/19/2026
first → last
INCIDENT RATE
11.5%
12 flagged

Top routes

By flight count

10
5
2
2
2
1
1
1
H49 KCPS
1
1
1

Flight numbers

Most-flown by this airframe

2

Aircraft specifications

Luscombe 8

Engines
Single Piston
Vref (approach)
46 kt
MTOW
1,400 lb
Wingspan
35 ft
Length
20 ft
Wake category
Light

Recent flights

Newest 50 operations of N840B

50
06/19/2026
25m
△ Unstable approach
06/19/2026
41m
△ Unstable approach
06/03/2026
43m
△ Unstable approach
05/14/2026
35m
△ Unstable approach
04/07/2026
1h 54m
No alerts
09/01/2025
1h 18m
No alerts
07/27/2025
1h 1m
No alerts
07/27/2025
1h 57m
No alerts
07/18/2025
1h 2m
△ Unstable approach
07/18/2025
2h 11m
△ Unstable approach
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