On the ground · transponder active
- Flights observed
- 10
- Avg flight time
- 1h 20m
- Typical route
- -
- Last seen
- 1d ago
Last known area
Recent flights last 10
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-04-13 | - | Apr 13, 20:55 UTC | Apr 13, 23:40 UTC | 2h 45m |
| 2026-04-13 | - | Apr 13, 17:15 UTC | Apr 13, 19:35 UTC | 2h 20m |
| 2026-04-13 | - | Apr 13, 14:34 UTC | Apr 13, 15:45 UTC | 1h 11m |
| 2026-04-13 | - | Apr 13, 05:37 UTC | Apr 13, 06:46 UTC | 1h 9m |
| 2026-04-13 | - | Apr 13, 05:33 UTC | Apr 13, 06:38 UTC | 1h 5m |
| 2026-04-13 | - | Apr 13, 04:20 UTC | Apr 13, 04:25 UTC | 5m |
| 2026-04-13 | - | Apr 13, 03:55 UTC | Apr 13, 04:25 UTC | 30m |
| 2026-04-13 | - | Apr 13, 03:25 UTC | Apr 13, 04:15 UTC | 50m |
| 2026-04-13 | - | Apr 13, 01:10 UTC | Apr 13, 02:10 UTC | 1h 0m |
| 2026-04-12 | - | Apr 12, 17:15 UTC | Apr 12, 19:40 UTC | 2h 25m |
Specifications
| Registration | N521SY |
| Operator | SKYWEST AIRLINES INC |
| Mode-S code | A68E4C · 51507114 (octal) |
Looking for transponder-level data? View the Mode-S A68E4C page for country allocation, callsign history, and ADS-B signal details.
N521SY frequently asked
Who operates N521SY?
N521SY is operated by SKYWEST AIRLINES INC.
What is the Mode-S transponder code for N521SY?
N521SY broadcasts on Mode-S (ICAO 24-bit) address A68E4C (octal 51507114). View the transponder page.
Where is N521SY right now?
N521SY is currently on the ground with its transponder active.