flight Aircraft
N139WS
LET L-39 Albatros
Operated by NATIONAL TEST PILOT SCHOOL
- Tail number
- N139WS
- Type
- L39
- Mode-S
- A09EA5
Not currently tracked · last seen Jul 10, 16:20 UTC
- Flights observed
- 2
- Avg flight time
- 1h 0m
- Typical route
- -
- Last seen
- Jul 10, 16:20 UTC
Last known area
Recent flights last 2
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-07-10 | - | Jul 10, 14:40 UTC | Jul 10, 16:20 UTC | 1h 40m |
| 2026-06-23 | - | Jun 23, 13:50 UTC | Jun 23, 14:10 UTC | 20m |
Specifications
| Registration | N139WS |
| Aircraft type | LET L-39 Albatros (L39) |
| Operator | NATIONAL TEST PILOT SCHOOL |
| Mode-S code | A09EA5 · 50117245 (octal) |
Looking for transponder-level data? View the Mode-S A09EA5 page for country allocation, callsign history, and ADS-B signal details.
N139WS frequently asked
What type of aircraft is N139WS?
N139WS is a LET L-39 Albatros (ICAO type code L39).
Who operates N139WS?
N139WS is operated by NATIONAL TEST PILOT SCHOOL.
What is the Mode-S transponder code for N139WS?
N139WS broadcasts on Mode-S (ICAO 24-bit) address A09EA5 (octal 50117245). View the transponder page.
Where is N139WS right now?
N139WS is not currently being tracked; last seen Jul 10, 16:20 UTC.