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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 |
|---|---|---|---|---|---|
| ALK563 | VCBI > LFPG | 9 Jul 2025, 07:579 Jul 2025 | 9 Jul 2025, 08:30 | 26,125 ft | 1,511 |
| ALK503 | VCBI > EGLL | 30 Jun 2025, 19:3230 Jun 2025 | 30 Jun 2025, 19:57 | 38,000 ft | 1,323 |
| ALK504 | EGLL > VCBI | 28 Jun 2025, 23:3628 Jun 2025 | 28 Jun 2025, 23:37 | 33,000 ft | 17 |
| ALK503 | VCBI > EGLL | 28 Jun 2025, 19:2528 Jun 2025 | 28 Jun 2025, 19:53 | 40,000 ft | 1,527 |
| ALK501 | VCBI > VCBI | 27 Jun 2025, 09:4027 Jun 2025 | 27 Jun 2025, 10:11 | 26,825 ft | 667 |
| ALK503 | VCBI > EGLL | 23 Jun 2025, 19:1823 Jun 2025 | 23 Jun 2025, 19:49 | 40,000 ft | 1,503 |
| ALK503 | VCBI > EGLL | 21 Jun 2025, 19:3021 Jun 2025 | 21 Jun 2025, 19:43 | 38,000 ft | 294 |
| not transmitted | route not resolved | 19 Jun 2025, 23:5719 Jun 2025 | 19 Jun 2025, 23:57 | not transmitted | no position received |
| ALK503 | VCBI > EGLL | 19 Jun 2025, 19:3919 Jun 2025 | 19 Jun 2025, 19:46 | 38,000 ft | 194 |
| ALK503 | VCBI > EGLL | 17 Jun 2025, 19:3717 Jun 2025 | 17 Jun 2025, 19:49 | 38,000 ft | 237 |
| ALK504 | EGLL > VCBI | 16 Jun 2025, 00:3116 Jun 2025 | 16 Jun 2025, 01:00 | 35,000 ft | 1,988 |
| not transmitted | route not resolved | 15 Jun 2025, 20:3015 Jun 2025 | 15 Jun 2025, 20:32 | 40,000 ft | 7 |
| ALK501 | VCBI > VCBI | 8 Jun 2025, 16:088 Jun 2025 | 8 Jun 2025, 16:09 | 30,250 ft | no position received |
| ALK501 | VCBI > VCBI | 8 Jun 2025, 10:078 Jun 2025 | 8 Jun 2025, 10:26 | 40,000 ft | 510 |
| ALK501 | VCBI > VCBI | 18 May 2025, 10:0018 May 2025 | 18 May 2025, 10:07 | 38,000 ft | no position received |
| not transmitted | route not resolved | 27 Apr 2025, 16:3427 Apr 2025 | 27 Apr 2025, 16:35 | 32,475 ft | no position received |
| ALK504 | EGLL > VCBI | 24 Apr 2025, 23:5224 Apr 2025 | 24 Apr 2025, 23:58 | 35,025 ft | 316 |
| ALK564 | LFPG > VCBI | 26 Mar 2025, 15:3626 Mar 2025 | 26 Mar 2025, 15:47 | 35,000 ft | 248 |
| ALK563 | VCBI > LFPG | 26 Mar 2025, 07:0326 Mar 2025 | 26 Mar 2025, 07:20 | 40,000 ft | 490 |
| not transmitted | route not resolved | 5 Mar 2025, 15:455 Mar 2025 | 5 Mar 2025, 16:02 | 35,000 ft | 333 |
| not transmitted | route not resolved | 5 Mar 2025, 05:595 Mar 2025 | 5 Mar 2025, 06:12 | 38,000 ft | 684 |
| not transmitted | route not resolved | 23 Feb 2025, 23:5623 Feb 2025 | 24 Feb 2025, 00:02 | 35,000 ft | 555 |
| not transmitted | route not resolved | 18 Feb 2025, 23:0718 Feb 2025 | 18 Feb 2025, 23:17 | 35,000 ft | 398 |
| not transmitted | route not resolved | 12 Feb 2025, 16:1112 Feb 2025 | 12 Feb 2025, 16:28 | 35,000 ft | 1,101 |
| not transmitted | route not resolved | 12 Feb 2025, 06:2512 Feb 2025 | 12 Feb 2025, 06:41 | 38,000 ft | 598 |
