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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
- #1,839 of 60,058
- Longest contact
- 0 h 34 min
Observed callsigns
ALK (280 contacts, 2016-2026)
Operator as per the registry of 21 Sept 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| ALK501 | VCBI > VCBI | 23 Sept 2026, 10:1023 Sept 2026 | 23 Sept 2026, 10:40 | 28,075 ft | 1,300 |
| ALK503 | VCBI > EGLL | 19 Sept 2026, 19:5119 Sept 2026 | 19 Sept 2026, 20:20 | 40,000 ft | 1,728 |
| ALK501 | VCBI > VCBI | 18 Sept 2026, 10:1618 Sept 2026 | 18 Sept 2026, 10:33 | 40,000 ft | 350 |
| ALK503 | VCBI > EGLL | 15 Sept 2026, 20:0015 Sept 2026 | 15 Sept 2026, 20:06 | 38,000 ft | 107 |
| ALK503 | VCBI > EGLL | 13 Sept 2026, 19:3713 Sept 2026 | 13 Sept 2026, 20:01 | 40,000 ft | 1,377 |
| ALK501 | VCBI > VCBI | 11 Sept 2026, 10:2111 Sept 2026 | 11 Sept 2026, 10:54 | 22,350 ft | 1,552 |
| ALK503 | VCBI > EGLL | 9 Sept 2026, 19:509 Sept 2026 | 9 Sept 2026, 19:53 | 40,000 ft | 25 |
| ALK503 | VCBI > EGLL | 5 Sept 2026, 19:475 Sept 2026 | 5 Sept 2026, 20:03 | 40,000 ft | 429 |
| ALK504 | EGLL > VCBI | 2 Sept 2026, 23:512 Sept 2026 | 2 Sept 2026, 23:54 | 34,975 ft | 55 |
| ALK503 | VCBI > EGLL | 2 Sept 2026, 19:372 Sept 2026 | 2 Sept 2026, 20:07 | 38,000 ft | 1,504 |
| ALK503 | VCBI > EGLL | 31 Aug 2026, 20:1031 Aug 2026 | 31 Aug 2026, 20:27 | 40,000 ft | 577 |
| ALK504 | EGLL > VCBI | 29 Aug 2026, 23:4429 Aug 2026 | 29 Aug 2026, 23:45 | 35,000 ft | 46 |
| ALK503 | VCBI > EGLL | 29 Aug 2026, 19:4529 Aug 2026 | 29 Aug 2026, 20:15 | 40,000 ft | 1,505 |
| ALK504 | EGLL > VCBI | 28 Aug 2026, 00:5828 Aug 2026 | 28 Aug 2026, 01:11 | 35,000 ft | 956 |
| ALK503 | VCBI > EGLL | 27 Aug 2026, 20:0627 Aug 2026 | 27 Aug 2026, 20:13 | 38,000 ft | 208 |
| ALK503 | VCBI > EGLL | 25 Aug 2026, 19:4325 Aug 2026 | 25 Aug 2026, 20:11 | 40,000 ft | 1,472 |
| ALK503 | VCBI > EGLL | 8 Jul 2026, 19:538 Jul 2026 | 8 Jul 2026, 19:59 | 40,000 ft | 209 |
| ALK503 | VCBI > EGLL | 6 Jul 2026, 19:346 Jul 2026 | 6 Jul 2026, 20:00 | 38,000 ft | 1,144 |
| ALK564 | LFPG > VCBI | 5 Jul 2026, 15:515 Jul 2026 | 5 Jul 2026, 16:07 | 35,000 ft | 515 |
| ALK563 | VCBI > LFPG | 5 Jul 2026, 08:215 Jul 2026 | 5 Jul 2026, 08:42 | 40,000 ft | 757 |
| ALK503 | VCBI > EGLL | 30 Jun 2026, 19:4530 Jun 2026 | 30 Jun 2026, 19:47 | 40,000 ft | 41 |
| ALK503 | VCBI > EGLL | 28 Jun 2026, 19:3428 Jun 2026 | 28 Jun 2026, 19:52 | 40,000 ft | 384 |
| ALK503 | VCBI > EGLL | 26 Jun 2026, 19:4226 Jun 2026 | 26 Jun 2026, 19:49 | 40,000 ft | 184 |
| ALK503 | VCBI > EGLL | 24 Jun 2026, 19:4024 Jun 2026 | 24 Jun 2026, 19:44 | 40,000 ft | 86 |
| ALK501 | VCBI > VCBI | 19 Jun 2026, 09:5719 Jun 2026 | 19 Jun 2026, 10:24 | 24,300 ft | 1,024 |
