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Aircraft
N76021
Common
- Mode S hex
- AA4440
- Manufacturer
- Boeing
- Serial number
- 39776
- Year built
- 201016 years old
- Operator
- United Airlines Inc (UAL)
- Country of registration
- États-UnisICAO address allocated by United States, aircraft registered in États-Unis.
- First contact
- 8 May 2016, 06:26
- Last contact
- 7 Aug 2026, 12:26
- Logged visits
- 269
The station's story
- Cumulative contact time
- 84 h
- Distinct days
- 188
- Highest captured altitude
- 41,000 ft
- Discovery rank
- #10,105 of 57,065
- Longest contact
- 0 h 32 min
Observed callsigns
UAL (260 contacts, 2016-2026)
Operator as per the registry of 21.07.2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| UAL510 | KDEN > KSFO | 28 Nov 2025, 08:3728 Nov 2025 | 28 Nov 2025, 09:01 | 39,000 ft | 1,714 |
| UAL510 | KDEN > KSFO | 27 Nov 2025, 09:1227 Nov 2025 | 27 Nov 2025, 09:36 | 37,000 ft | 1,214 |
| UAL18 | LIMC > KEWR | 26 Nov 2025, 10:1126 Nov 2025 | 26 Nov 2025, 10:35 | 34,000 ft | 1,209 |
| UAL19 | KEWR > LIMC | 26 Nov 2025, 06:0326 Nov 2025 | 26 Nov 2025, 06:25 | 25,125 ft | 1,957 |
| UAL510 | KDEN > KSFO | 16 Nov 2025, 10:3016 Nov 2025 | 16 Nov 2025, 10:51 | 40,000 ft | 1,142 |
| UAL18 | LIMC > KEWR | 12 Nov 2025, 10:0912 Nov 2025 | 12 Nov 2025, 10:33 | 30,000 ft | 1,097 |
| UAL19 | KEWR > LIMC | 12 Nov 2025, 06:4112 Nov 2025 | 12 Nov 2025, 06:59 | 26,100 ft | 1,093 |
| UAL18 | LIMC > KEWR | 11 Nov 2025, 10:0611 Nov 2025 | 11 Nov 2025, 10:28 | 32,000 ft | 1,291 |
| UAL19 | KEWR > LIMC | 11 Nov 2025, 06:2411 Nov 2025 | 11 Nov 2025, 06:48 | 27,450 ft | 2,027 |
| UAL18 | LIMC > KEWR | 10 Nov 2025, 10:3010 Nov 2025 | 10 Nov 2025, 10:56 | 34,175 ft | 1,329 |
| UAL19 | KEWR > LIMC | 10 Nov 2025, 07:1610 Nov 2025 | 10 Nov 2025, 07:35 | 27,000 ft | 1,145 |
| UAL509 | KDEN > KSEA | 3 Nov 2025, 14:053 Nov 2025 | 3 Nov 2025, 14:28 | 34,000 ft | 778 |
| UAL510 | KDEN > KSFO | 3 Nov 2025, 09:043 Nov 2025 | 3 Nov 2025, 09:25 | 39,000 ft | 832 |
| UAL18 | LIMC > KEWR | 17 Oct 2025, 10:4217 Oct 2025 | 17 Oct 2025, 11:10 | 34,000 ft | 1,111 |
| UAL19 | KEWR > LIMC | 17 Oct 2025, 06:3817 Oct 2025 | 17 Oct 2025, 07:02 | 22,775 ft | 1,656 |
| UAL45 | LSZH > KSFO | 11 Oct 2025, 14:2411 Oct 2025 | 11 Oct 2025, 14:40 | 30,000 ft | 548 |
| UAL44 | KSFO > LSZH | 11 Oct 2025, 09:4911 Oct 2025 | 11 Oct 2025, 10:07 | 11,350 ft | 1,077 |
| UAL44 | KSFO > LSZH | 3 Oct 2025, 09:353 Oct 2025 | 3 Oct 2025, 09:47 | 12,850 ft | 669 |
| UAL885 | LIRF > KIAD | 15 Sept 2025, 12:1515 Sept 2025 | 15 Sept 2025, 12:36 | 34,000 ft | 869 |
| UAL884 | KIAD > LIRF | 15 Sept 2025, 06:2915 Sept 2025 | 15 Sept 2025, 06:55 | 39,000 ft | 1,502 |
| UAL31 | EDDM > KEWR | 12 Sept 2025, 10:3312 Sept 2025 | 12 Sept 2025, 10:57 | 32,000 ft | 1,064 |
| UAL18 | LIMC > KEWR | 8 Sept 2025, 10:088 Sept 2025 | 8 Sept 2025, 10:29 | 36,000 ft | 947 |
| UAL19 | KEWR > LIMC | 8 Sept 2025, 06:248 Sept 2025 | 8 Sept 2025, 06:46 | 24,975 ft | 1,283 |
| UAL18 | LIMC > KEWR | 4 Sept 2025, 10:454 Sept 2025 | 4 Sept 2025, 11:10 | 35,875 ft | 590 |
| UAL19 | KEWR > LIMC | 4 Sept 2025, 06:224 Sept 2025 | 4 Sept 2025, 06:47 | 28,000 ft | 1,466 |
