TEXAS SOARING ASSOCIATION INC· ICAO24 ad48f4· last seen 1d ago

N955TS is a Textron Aviation AS 21, a twin-engine jet operated by TEXAS SOARING ASSOCIATION INC. SkyMeter has tracked 598 flights totalling 289 hours of airtime via ADS-B. The most frequent segment is TA11 to 2TS6. Service window in our records spans 374 days. Of those flights, 44 (7.4%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The Textron Aviation AS 21 has a maximum takeoff weight of 6,000 lb, light wake category.

About the Textron Aviation AS 21

The Aero L-29 Delfín is a Cold War-era jet trainer that became the most widely produced jet training aircraft in history, with over 3,600 built between 1963 and 1974. Designed by Czechoslovakia's Aero Vodochody, the L-29 was selected as the standard jet trainer for the entire Warsaw Pact, serving air forces from East Germany to Egypt. Its rugged construction, docile handling, and simple maintenance made it ideal for ab-initio jet training, introducing thousands of pilots to jet operations during the height of the Cold War.

The straight-wing design and side-by-side seating were unconventional for a jet trainer but contributed to its forgiving flight characteristics and excellent instructor-student communication. Powered by a single Motorlet M-701 turbojet producing 1,960 pounds of thrust, the Delfín cruises at around 340 knots and can reach altitudes above 36,000 feet, though typical training missions operated much lower. After the fall of the Iron Curtain, hundreds of surplus L-29s entered the civilian market, where they found new life as affordable warbird aircraft for aerobatic displays, formation flying, and jet transition training.

Today the type remains popular in North America with warbird collectors and flight schools offering jet upset training, prized for its relatively low operating costs compared to Western jet trainers and its honest, predictable handling that forgives student errors while still delivering an authentic jet experience. SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

✈
FLIGHTS
598
all time
⏱
FLOWN HOURS
289
tracked time
📍
AIRPORTS VISITED
9
unique
📡
CALLSIGNS
1
14 routes
📅
SERVICE PERIOD
10/2/2025 → 10/11/2026
first → last
⚠
INCIDENT RATE
7.4%
44 flagged

Top routes

By flight count

10
53
45
32
5
3
3
2
1
1
1

Flight numbers

Most-flown by this airframe

1

Aircraft specifications

Textron Aviation AS 21

Engines
Twin Jet
Vref (approach)
80 kt
MTOW
6,000 lb
Wake category
L

Recent flights

Newest 50 operations of N955TS

50
10/11/2026
49m
No alerts
10/11/2026
27m
No alerts
10/8/2026
16m
No alerts
9/27/2026
18m
No alerts
9/27/2026
3h 22m
No alerts
9/27/2026
23m
No alerts
9/26/2026
1h 32m
No alerts
9/26/2026
29m
No alerts
9/26/2026
18m
No alerts
9/24/2026
43m
No alerts
9/24/2026
4m
No alerts
9/24/2026
20m
No alerts
9/20/2026
55m
No alerts
9/20/2026
15m
No alerts
9/20/2026
11m
No alerts
9/20/2026
16m
No alerts
9/19/2026
20m
No alerts
9/19/2026
27m
△ Low approach-stability score
9/19/2026
23m
No alerts
9/19/2026
24m
No alerts
9/19/2026
35m
No alerts
9/17/2026
3h 37m
No alerts
9/13/2026
2h 7m
No alerts
9/12/2026
14m
No alerts
9/6/2026
36m
No alerts
9/5/2026
12m
No alerts
9/5/2026
4m
No alerts
9/2/2026
11m
No alerts
9/2/2026
11m
No alerts
8/30/2026
29m
No alerts
8/30/2026
18m
No alerts
8/30/2026
27m
No alerts
8/30/2026
33m
No alerts
8/29/2026
1h 35m
△ Low approach-stability score
8/29/2026
54m
No alerts
8/29/2026
10m
No alerts
8/29/2026
3m
No alerts
8/29/2026
3m
No alerts
8/28/2026
35m
No alerts
8/27/2026
20m
No alerts
8/27/2026
15m
No alerts
8/23/2026
22m
No alerts
8/22/2026
2h 32m
No alerts
8/22/2026
15m
No alerts
8/22/2026
22m
No alerts
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