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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
- 23 Sept 2026, 10:40
- Logged visits
- 319
The station's story
- Cumulative contact time
- 67 h
- Distinct days
- 256
- Highest captured altitude
- 41,000 ft
- Discovery rank
- #1,846 of 60,219
- Longest contact
- 0 h 34 min
Observed callsigns
ALK (280 contacts, 2016-2026)
Operator as per the registry of 28 Sept 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| ALK504 | EGLL > VCBI | 25 Sept 2024, 23:5125 Sept 2024 | 26 Sept 2024, 00:16 | 37,000 ft | 1,471 |
| ALK504 | EGLL > VCBI | 24 Sept 2024, 00:1524 Sept 2024 | 24 Sept 2024, 00:39 | 35,000 ft | 1,935 |
| ALK504 | EGLL > VCBI | 16 Sept 2024, 23:2616 Sept 2024 | 16 Sept 2024, 23:54 | 35,000 ft | 1,563 |
| not transmitted | route not resolved | 19 Aug 2024, 23:5319 Aug 2024 | 19 Aug 2024, 23:53 | not transmitted | no position received |
| ALK504 | EGLL > VCBI | 15 Aug 2024, 23:4315 Aug 2024 | 15 Aug 2024, 23:55 | 34,175 ft | 470 |
| ALK503 | VCBI > EGLL | 15 Aug 2024, 19:2215 Aug 2024 | 15 Aug 2024, 19:35 | 40,000 ft | 239 |
| ALK501 | VCBI > VCBI | 14 Aug 2024, 16:5714 Aug 2024 | 14 Aug 2024, 17:11 | 31,000 ft | 74 |
| ALK501 | VCBI > VCBI | 14 Aug 2024, 09:4014 Aug 2024 | 14 Aug 2024, 10:07 | 24,525 ft | 1,034 |
| ALK501 | VCBI > VCBI | 11 Aug 2024, 10:0211 Aug 2024 | 11 Aug 2024, 10:17 | 38,000 ft | 401 |
| ALK504 | EGLL > VCBI | 5 Aug 2024, 23:375 Aug 2024 | 5 Aug 2024, 23:50 | 33,000 ft | 385 |
| ALK503 | VCBI > EGLL | 5 Aug 2024, 19:295 Aug 2024 | 5 Aug 2024, 20:01 | 38,000 ft | 1,894 |
| not transmitted | route not resolved | 4 Aug 2024, 16:254 Aug 2024 | 4 Aug 2024, 16:26 | 27,575 ft | no position received |
| ALK501 | VCBI > VCBI | 4 Aug 2024, 09:504 Aug 2024 | 4 Aug 2024, 10:22 | 24,400 ft | 960 |
| ALK504 | EGLL > VCBI | 30 Jul 2024, 23:4730 Jul 2024 | 31 Jul 2024, 00:05 | 35,000 ft | 1,564 |
| ALK504 | EGLL > VCBI | 28 Jul 2024, 23:5428 Jul 2024 | 29 Jul 2024, 00:15 | 35,000 ft | 1,037 |
| ALK504 | EGLL > VCBI | 23 Jul 2024, 01:3423 Jul 2024 | 23 Jul 2024, 01:45 | 35,000 ft | 352 |
| 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 |
