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Aircraft
4R-ALR
Regularcountry captured 13 times
- Mode S hex
- 770592
- Manufacturer
- Airbus
- Serial number
- 1689
- Year built
- 201511 years old
- Operator
- Srilankan Airlines (ALK)
- Country of registration
Sri Lanka
- First contact
- 6 Apr 2016, 15:39
- Last contact
- 8 Jul 2026, 19:59
- Logged visits
- 303
The station's story
- Cumulative contact time
- 62 h
- Distinct days
- 242
- Highest captured altitude
- 41,000 ft
- Discovery rank
- #1,837 of 57,077
- Longest contact
- 0 h 34 min
Observed callsigns
ALK (264 contacts, 2016-2026)
Operator as per the registry of 29 Jul 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| ALK504 | EGLL > VCBI | 21 Jul 2024, 02:1421 Jul 2024 | 21 Jul 2024, 02:26 | 35,000 ft | 574 |
| ALK501 | VCBI > VCBI | 19 Jul 2024, 17:5019 Jul 2024 | 19 Jul 2024, 17:57 | 32,525 ft | 24 |
| ALK501 | VCBI > VCBI | 19 Jul 2024, 09:4719 Jul 2024 | 19 Jul 2024, 09:59 | 40,000 ft | 536 |
| ALK504 | EGLL > VCBI | 13 Jul 2024, 23:3713 Jul 2024 | 13 Jul 2024, 23:47 | 33,000 ft | no position received |
| ALK501 | VCBI > VCBI | 12 Jul 2024, 16:1612 Jul 2024 | 12 Jul 2024, 16:29 | 33,000 ft | 285 |
| ALK501 | VCBI > VCBI | 12 Jul 2024, 09:4612 Jul 2024 | 12 Jul 2024, 10:17 | 25,025 ft | 853 |
| ALK501 | VCBI > VCBI | 10 Jul 2024, 09:3810 Jul 2024 | 10 Jul 2024, 09:49 | 40,000 ft | 11 |
| not transmitted | route not resolved | 7 Jul 2024, 16:467 Jul 2024 | 7 Jul 2024, 16:47 | 29,500 ft | no position received |
| ALK501 | VCBI > VCBI | 7 Jul 2024, 09:557 Jul 2024 | 7 Jul 2024, 10:12 | 38,000 ft | 422 |
| ALK503 | VCBI > EGLL | 27 Jun 2024, 19:3927 Jun 2024 | 27 Jun 2024, 19:40 | 40,050 ft | 11 |
| ALK501 | VCBI > VCBI | 14 Jun 2024, 16:5014 Jun 2024 | 14 Jun 2024, 16:54 | 32,275 ft | 49 |
| ALK501 | VCBI > VCBI | 14 Jun 2024, 09:5814 Jun 2024 | 14 Jun 2024, 10:16 | 40,000 ft | no position received |
| ALK501 | VCBI > VCBI | 31 May 2024, 16:4531 May 2024 | 31 May 2024, 16:54 | 31,000 ft | 25 |
| ALK501 | VCBI > VCBI | 31 May 2024, 10:3231 May 2024 | 31 May 2024, 10:46 | 38,000 ft | 183 |
| not transmitted | route not resolved | 26 May 2024, 16:5226 May 2024 | 26 May 2024, 16:52 | not transmitted | no position received |
| ALK501 | VCBI > VCBI | 26 May 2024, 10:0726 May 2024 | 26 May 2024, 10:25 | 40,000 ft | 495 |
| ALK501 | VCBI > VCBI | 17 May 2024, 10:3817 May 2024 | 17 May 2024, 10:52 | 38,000 ft | 231 |
| ALK504 | EGLL > VCBI | 10 May 2024, 23:5910 May 2024 | 11 May 2024, 00:11 | 37,000 ft | 514 |
| ALK504 | EGLL > VCBI | 8 May 2024, 23:508 May 2024 | 9 May 2024, 00:01 | 35,000 ft | 535 |
| ALK504 | EGLL > VCBI | 6 May 2024, 23:536 May 2024 | 7 May 2024, 00:06 | 35,000 ft | 637 |
| not transmitted | route not resolved | 3 May 2024, 20:333 May 2024 | 3 May 2024, 20:34 | 30,575 ft | no position received |
| ALK501 | VCBI > VCBI | 3 May 2024, 14:063 May 2024 | 3 May 2024, 14:33 | 24,550 ft | 1,145 |
| ALK504 | EGLL > VCBI | 27 Apr 2024, 23:3327 Apr 2024 | 27 Apr 2024, 23:45 | 35,000 ft | 472 |
| ALK504 | EGLL > VCBI | 25 Apr 2024, 23:5225 Apr 2024 | 26 Apr 2024, 00:04 | 35,000 ft | 650 |
| ALK503 | VCBI > EGLL | 25 Apr 2024, 19:3425 Apr 2024 | 25 Apr 2024, 20:06 | 38,000 ft | 2,539 |
