19 active days
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Analysis window
Every derived statistic, daily trend, route, tail number assignment, flight observation, and mapped path below uses this flight-date window.
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19 active days
6,446 mi avg per flight
11 hr 57 min average
Average across flights included in analytics
2 aircraft types
Tracked activity
Observed route footprint
Directional airport pairings in Aug 21 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 19 | 19 | 0 | 122,466 mi | 227 hr 9 min | Aug 21, 2026, 10:33 PM UTC | Sep 24, 2026, 10:14 AM UTC |
Observed tail number assignments
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B789 | 5 | 1 | 32,262 mi | Aug 23, 2026, 10:19 PM UTC | Sep 16, 2026, 10:45 AM UTC | |
| B789 | 4 | 1 | 25,757 mi | Aug 28, 2026, 10:25 PM UTC | Sep 24, 2026, 10:14 AM UTC | |
| B789 | 2 | 1 | 12,902 mi | Sep 1, 2026, 11:19 PM UTC | Sep 21, 2026, 9:49 AM UTC | |
| B788 | 2 | 1 | 12,842 mi | Aug 26, 2026, 10:25 PM UTC | Sep 3, 2026, 9:43 AM UTC | |
| B788 | 1 | 1 | 6,424 mi | Sep 22, 2026, 10:35 PM UTC | Sep 23, 2026, 10:42 AM UTC | |
Observed aircraft types
Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.
Observation log
Latest 100 flights for UX121 within Aug 21 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| High · 100 | B789 | Sep 23, 2026, 10:11 PM UTC | Sep 24, 2026, 10:14 AM UTC | 12 hr 3 min | 6,536 mi | ||
| High · 100 | B788 | Sep 22, 2026, 10:35 PM UTC | Sep 23, 2026, 10:42 AM UTC | 12 hr 7 min | 6,424 mi | ||
| High · 100 |
| B788 |
| 1 |
| 1 |
| 6,422 mi |
| Sep 16, 2026, 10:53 PM UTC |
| Sep 17, 2026, 10:49 AM UTC |
| B788 | 1 | 1 | 6,427 mi | Sep 9, 2026, 10:47 PM UTC | Sep 10, 2026, 10:31 AM UTC |
| B789 | 1 | 1 | 6,486 mi | Aug 30, 2026, 10:32 PM UTC | Aug 31, 2026, 10:32 AM UTC |
| B789 | 1 | 1 | 6,437 mi | Aug 25, 2026, 10:13 PM UTC | Aug 26, 2026, 10:23 AM UTC |
| B789 | 1 | 1 | 6,507 mi | Aug 21, 2026, 10:33 PM UTC | Aug 22, 2026, 10:46 AM UTC |
| B789 |
| Sep 20, 2026, 10:01 PM UTC |
| Sep 21, 2026, 9:49 AM UTC |
| 11 hr 48 min |
| 6,407 mi |
| High · 100 | B789 | Sep 18, 2026, 10:15 PM UTC | Sep 19, 2026, 10:20 AM UTC | 12 hr 6 min | 6,393 mi |
| High · 100 | B788 | Sep 16, 2026, 10:53 PM UTC | Sep 17, 2026, 10:49 AM UTC | 11 hr 55 min | 6,422 mi |
| High · 100 | B789 | Sep 15, 2026, 10:41 PM UTC | Sep 16, 2026, 10:45 AM UTC | 12 hr 4 min | 6,457 mi |
| High · 100 | B789 | Sep 13, 2026, 10:24 PM UTC | Sep 14, 2026, 10:16 AM UTC | 11 hr 52 min | 6,362 mi |
| High · 100 | B789 | Sep 11, 2026, 10:36 PM UTC | Sep 12, 2026, 10:01 AM UTC | 11 hr 25 min | 6,436 mi |
| High · 100 | B788 | Sep 9, 2026, 10:47 PM UTC | Sep 10, 2026, 10:31 AM UTC | 11 hr 44 min | 6,427 mi |
| High · 100 | B789 | Sep 8, 2026, 10:14 PM UTC | Sep 9, 2026, 10:13 AM UTC | 11 hr 60 min | 6,442 mi |
| High · 100 | B789 | Sep 6, 2026, 10:46 PM UTC | Sep 7, 2026, 10:38 AM UTC | 11 hr 52 min | 6,513 mi |
| Low · 20 | Route unverified | B789 | Sep 4, 2026, 10:40 PM UTC | Sep 5, 2026, 10:32 AM UTC | 11 hr 53 min | 6,462 mi |
| High · 100 | B788 | Sep 2, 2026, 10:07 PM UTC | Sep 3, 2026, 9:43 AM UTC | 11 hr 37 min | 6,458 mi |
| High · 100 | B789 | Sep 1, 2026, 11:19 PM UTC | Sep 2, 2026, 11:04 AM UTC | 11 hr 45 min | 6,494 mi |
| High · 100 | B789 | Aug 30, 2026, 10:32 PM UTC | Aug 31, 2026, 10:32 AM UTC | 11 hr 60 min | 6,486 mi |
| High · 100 | B789 | Aug 28, 2026, 10:25 PM UTC | Aug 29, 2026, 10:26 AM UTC | 12 hr 1 min | 6,466 mi |
| High · 100 | B788 | Aug 26, 2026, 10:25 PM UTC | Aug 27, 2026, 10:37 AM UTC | 12 hr 12 min | 6,384 mi |
| High · 100 | B789 | Aug 25, 2026, 10:13 PM UTC | Aug 26, 2026, 10:23 AM UTC | 12 hr 11 min | 6,437 mi |
| High · 100 | B789 | Aug 23, 2026, 10:19 PM UTC | Aug 24, 2026, 10:34 AM UTC | 12 hr 15 min | 6,415 mi |
| High · 100 | B789 | Aug 21, 2026, 10:33 PM UTC | Aug 22, 2026, 10:46 AM UTC | 12 hr 13 min | 6,507 mi |
Global rankings
Among tracked flight numbers · Aug 21 – Sep 24, 2026