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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 57,065
- 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 |
|---|---|---|---|---|---|
| not transmitted | route not resolved | 15 Jan 2025, 15:2315 Jan 2025 | 15 Jan 2025, 15:43 | 35,000 ft | 1,498 |
| not transmitted | route not resolved | 15 Jan 2025, 06:4015 Jan 2025 | 15 Jan 2025, 06:58 | 40,000 ft | 885 |
| not transmitted | route not resolved | 10 Jan 2025, 23:1310 Jan 2025 | 10 Jan 2025, 23:23 | 35,000 ft | 354 |
| not transmitted | route not resolved | 8 Jan 2025, 16:158 Jan 2025 | 8 Jan 2025, 16:16 | 31,750 ft | 4 |
| not transmitted | route not resolved | 18 Dec 2024, 15:4718 Dec 2024 | 18 Dec 2024, 16:05 | 33,000 ft | 1,247 |
| not transmitted | route not resolved | 18 Dec 2024, 06:4918 Dec 2024 | 18 Dec 2024, 07:05 | 38,000 ft | 700 |
| not transmitted | route not resolved | 14 Dec 2024, 21:3414 Dec 2024 | 14 Dec 2024, 21:57 | 34,975 ft | 1,327 |
| ALK504 | EGLL > VCBI | 10 Dec 2024, 23:1110 Dec 2024 | 10 Dec 2024, 23:38 | 35,000 ft | 2,250 |
| ALK504 | EGLL > VCBI | 6 Dec 2024, 23:186 Dec 2024 | 6 Dec 2024, 23:32 | 35,000 ft | 1,302 |
| not transmitted | route not resolved | 4 Dec 2024, 15:544 Dec 2024 | 4 Dec 2024, 16:01 | 31,525 ft | no position received |
| ALK501 | VCBI > VCBI | 4 Dec 2024, 09:084 Dec 2024 | 4 Dec 2024, 09:22 | 38,000 ft | 334 |
| ALK504 | EGLL > VCBI | 25 Nov 2024, 23:0225 Nov 2024 | 25 Nov 2024, 23:29 | 35,000 ft | 2,029 |
| ALK504 | EGLL > VCBI | 23 Nov 2024, 23:1023 Nov 2024 | 23 Nov 2024, 23:30 | 37,000 ft | 1,555 |
| ALK501 | VCBI > VCBI | 22 Nov 2024, 10:2822 Nov 2024 | 22 Nov 2024, 10:41 | 40,000 ft | 383 |
| ALK504 | EGLL > VCBI | 14 Nov 2024, 00:0914 Nov 2024 | 14 Nov 2024, 00:35 | 35,000 ft | 2,362 |
| ALK503 | VCBI > EGLL | 13 Nov 2024, 20:1013 Nov 2024 | 13 Nov 2024, 20:24 | 38,000 ft | 590 |
| ALK504 | EGLL > VCBI | 11 Nov 2024, 00:3811 Nov 2024 | 11 Nov 2024, 01:02 | 33,000 ft | 2,303 |
| ALK503 | VCBI > EGLL | 10 Nov 2024, 20:5610 Nov 2024 | 10 Nov 2024, 21:09 | 39,975 ft | 315 |
| ALK506 | EGLL > VCBI | 9 Nov 2024, 14:409 Nov 2024 | 9 Nov 2024, 15:04 | 33,000 ft | 1,067 |
| ALK505 | VCBI > EGLL | 9 Nov 2024, 09:569 Nov 2024 | 9 Nov 2024, 10:09 | 40,000 ft | no position received |
| ALK504 | EGLL > VCBI | 26 Oct 2024, 23:5826 Oct 2024 | 27 Oct 2024, 00:23 | 35,000 ft | 1,590 |
| ALK503 | VCBI > EGLL | 26 Oct 2024, 20:0226 Oct 2024 | 26 Oct 2024, 20:07 | 38,000 ft | 196 |
| ALK504 | EGLL > VCBI | 22 Oct 2024, 00:5222 Oct 2024 | 22 Oct 2024, 01:19 | 33,000 ft | 1,901 |
| ALK503 | VCBI > EGLL | 21 Oct 2024, 20:3021 Oct 2024 | 21 Oct 2024, 20:43 | 40,000 ft | 330 |
| not transmitted | route not resolved | 20 Oct 2024, 16:5920 Oct 2024 | 20 Oct 2024, 17:00 | 27,000 ft | no position received |
