WHITE PHILIP E· ICAO24 a0d85b· last seen 7d ago

N1535 is a Van's Aircraft RV-4, a single-engine piston aircraft operated by WHITE PHILIP E. SkyMeter has tracked 68 flights totalling 32 hours of airtime via ADS-B across 2 callsigns. The most frequent segment is K50F to KGTU. Service window in our records spans 333 days. Of those flights, 8 (11.8%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The Van's Aircraft RV-4 has a maximum takeoff weight of 1,500 lb, light wake category.

About the Van's Aircraft RV-4

The Van's RV-4 is a tandem two-seat homebuilt aircraft that established Van's Aircraft as the dominant force in kit aviation when it debuted in 1979. Designed by Richard VanGrunsven, the RV-4 was the first Van's model to achieve widespread success, combining aerobatic capability with cross-country efficiency in a package that amateur builders could complete in their garages. Its all-metal construction, proven Lycoming engine installations (typically 150-180 hp), and docile handling made it the template for the entire RV series that followed.

The type pioneered the concept of a "serious" homebuilt: an aircraft that could outperform many certified designs while remaining accessible to first-time builders. With a cruise speed around 180 knots and a roll rate exceeding 120 degrees per second, the RV-4 delivered fighter-like agility at a fraction of the cost. Though production plans ceased in 2003 when Van's shifted focus to the side-by-side RV-6 and later models, the RV-4 remains highly regarded in the experimental aircraft community for its honest aerobatic manners and efficient cross-country performance.

Its tandem seating and narrow fuselage give it a distinctly military aesthetic that appeals to builders seeking a sportier cockpit experience than the RV-6's side-by-side configuration offers. SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

FLIGHTS
68
all time
FLOWN HOURS
32
tracked time
📍
AIRPORTS VISITED
13
unique
📡
CALLSIGNS
2
19 routes
📅
SERVICE PERIOD
08/15/2025 → 07/14/2026
first → last
INCIDENT RATE
11.8%
8 flagged

Top routes

By flight count

10
4
3
2
2
1
1
1
WEA KGTU
1
1
1

Flight numbers

Most-flown by this airframe

2

Aircraft specifications

Van's Aircraft RV-4

Engines
Single Piston
Vref (approach)
65 kt
MTOW
1,500 lb
Wake category
L

Recent flights

Newest 34 operations of N1535

34
07/14/2026
9m
No alerts
07/14/2026
8m
No alerts
07/04/2026
9m
No alerts
07/04/2026
9m
No alerts
06/10/2026
47m
No alerts
06/09/2026
1h 3m
No alerts
04/11/2026
8m
No alerts
04/11/2026
15m
No alerts
03/17/2026
49m
No alerts
03/17/2026
58m
No alerts
03/12/2026
8m
No alerts
03/12/2026
42m
No alerts
03/12/2026
1h 22m
No alerts
03/12/2026
8m
No alerts
03/12/2026
8m
No alerts
02/27/2026
19m
△ Low approach-stability score
02/27/2026
1h 5m
No alerts
02/27/2026
54m
△ Low approach-stability score
01/20/2026
52m
No alerts
01/20/2026
59m
No alerts
01/03/2026
12m
No alerts
12/08/2025
42m
No alerts
12/06/2025
18m
No alerts
10/31/2025
20m
No alerts
10/31/2025
42m
△ Low approach-stability score
10/31/2025
56m
No alerts
10/31/2025
3m
No alerts
10/30/2025
4m
No alerts
10/30/2025
11m
No alerts
09/29/2025
16m
No alerts
09/29/2025
12m
△ Low approach-stability score
09/28/2025
14m
No alerts
09/26/2025
7m
No alerts
08/15/2025
13m
No alerts
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