sensors Mode-S transponder
88812A
ICAO 24-bit transponder address · allocated to Vietnam
Currently assigned to VN-A870 · BOEING 787-9 Dreamliner
- Hex
- 88812A
- Octal
- 42100452
- Decimal
- 8,945,962
- Country
- VN
- Tail
- VN-A870
- Type
- B789
- Flights observed
- 107
- Distinct callsigns
- 20
- Country
- VN
- Last broadcast
- 1d ago
Last known position
Country allocation
The ICAO 24-bit address 88812A falls within the block assigned to Vietnam (VN) by ICAO Annex 10, Volume III. Every aircraft registered in Vietnam receives a permanent address from this block at the time of registration; the address stays with the airframe even if the aircraft is re-registered to a different operator within the country.
Callsign history 20 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| HVN36 | Vietnam Airlines | 17 | 2026-05-21 |
| HVN37 | Vietnam Airlines | 15 | 2026-05-20 |
| HVN62 | Vietnam Airlines | 12 | 2026-05-25 |
| HVN30 | Vietnam Airlines | 11 | 2026-05-03 |
| HVN51 | Vietnam Airlines | 6 | 2026-04-16 |
| HVN50 | Vietnam Airlines | 6 | 2026-04-17 |
| HVN63 | Vietnam Airlines | 4 | 2026-05-17 |
| HVN385 | Vietnam Airlines | 4 | 2026-05-22 |
| HVN32 | Vietnam Airlines | 4 | 2026-05-24 |
| HVN31 | Vietnam Airlines | 4 | 2026-05-03 |
| HVN981 | - | 3 | 2026-04-17 |
| HVN973 | Vietnam Airlines | 3 | 2026-05-12 |
| HVN972 | Vietnam Airlines | 3 | 2026-05-12 |
| HVN1 | Vietnam Airlines | 3 | 2026-05-28 |
| HVN980 | - | 2 | 2026-04-17 |
| HVN779 | Vietnam Airlines | 2 | 2026-04-18 |
| HVN384 | Vietnam Airlines | 2 | 2026-05-18 |
| HVN790 | Vietnam Airlines | 1 | 2026-05-04 |
| HVN778 | Vietnam Airlines | 1 | 2026-04-18 |
| HVN39 | Vietnam Airlines | 1 | 2026-04-20 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-28 | HVN1 | HAN → ORY | May 28, 14:40 UTC | May 28, 16:20 UTC | 1h 40m |
| 2026-05-27 | HVN1 | HAN → ORY | May 27, 08:55 UTC | May 27, 09:35 UTC | 40m |
| 2026-05-27 | HVN1 | HAN → ORY | May 27, 05:19 UTC | May 27, 05:35 UTC | 15m |
| 2026-05-25 | HVN62 | SVO → HAN | May 25, 14:00 UTC | May 25, 21:30 UTC | 7h 30m |
| 2026-05-24 | HVN32 | MUC → SGN | May 24, 16:35 UTC | May 25, 11:30 UTC | 18h 55m |
| 2026-05-24 | HVN32 | MUC → SGN | May 24, 16:20 UTC | May 25, 11:30 UTC | 19h 10m |
| 2026-05-24 | HVN32 | MUC → SGN | May 24, 13:20 UTC | May 25, 11:30 UTC | 22h 10m |
| 2026-05-24 | HVN32 | MUC → SGN | May 24, 10:40 UTC | May 25, 10:30 UTC | 23h 50m |
| 2026-05-23 | HVN33 | SGN → MUC | May 23, 17:35 UTC | May 24, 04:45 UTC | 11h 11m |
| 2026-05-22 | HVN385 | HND → HAN | May 22, 08:00 UTC | May 22, 11:35 UTC | 3h 34m |
| 2026-05-21 | HVN36 | FRA → HAN | May 21, 12:30 UTC | May 22, 05:55 UTC | 17h 25m |
| 2026-05-20 | HVN37 | HAN → FRA | May 20, 17:15 UTC | May 21, 03:30 UTC | 10h 15m |
| 2026-05-19 | HVN385 | HND → HAN | May 19, 07:55 UTC | May 19, 11:30 UTC | 3h 35m |
| 2026-05-18 | HVN384 | HAN → HND | May 18, 14:00 UTC | May 19, 06:00 UTC | 15h 59m |
| 2026-05-17 | HVN63 | HAN → SVO | May 17, 18:25 UTC | May 18, 11:05 UTC | 16h 40m |
| 2026-05-17 | HVN36 | FRA → HAN | May 17, 15:05 UTC | May 18, 11:05 UTC | 20h 0m |
| 2026-05-17 | HVN36 | FRA → HAN | May 17, 12:35 UTC | May 18, 11:05 UTC | 22h 30m |
| 2026-05-17 | HVN36 | FRA → HAN | May 17, 12:10 UTC | May 18, 10:30 UTC | 22h 20m |
| 2026-05-17 | HVN37 | HAN → FRA | May 17, 03:55 UTC | May 17, 04:15 UTC | 20m |
| 2026-05-16 | HVN37 | HAN → FRA | May 16, 07:51 UTC | May 17, 01:20 UTC | 17h 30m |
| 2026-05-15 | HVN36 | FRA → HAN | May 15, 12:15 UTC | May 16, 06:01 UTC | 17h 45m |
| 2026-05-14 | HVN37 | HAN → FRA | May 14, 08:35 UTC | May 15, 03:25 UTC | 18h 50m |
| 2026-05-14 | HVN37 | HAN → FRA | May 14, 07:50 UTC | May 15, 03:25 UTC | 19h 35m |
| 2026-05-13 | HVN62 | SVO → HAN | May 13, 15:15 UTC | May 14, 05:40 UTC | 14h 25m |
| 2026-05-12 | HVN62 | SVO → HAN | May 12, 20:55 UTC | May 13, 20:30 UTC | 23h 35m |
| 2026-05-12 | HVN972 | BOM → HAN | May 12, 19:20 UTC | May 13, 15:20 UTC | 20h 0m |
| 2026-05-12 | HVN973 | HAN → BOM | May 12, 12:20 UTC | May 12, 21:05 UTC | 8h 45m |
| 2026-05-11 | HVN973 | HAN → BOM | May 11, 20:55 UTC | May 12, 20:20 UTC | 23h 25m |
| 2026-05-11 | HVN62 | SVO → HAN | May 11, 18:35 UTC | May 12, 14:25 UTC | 19h 50m |
| 2026-05-11 | HVN62 | SVO → HAN | May 11, 18:05 UTC | May 12, 14:25 UTC | 20h 20m |
| 2026-05-11 | HVN62 | SVO → HAN | May 11, 14:35 UTC | May 12, 14:25 UTC | 23h 51m |
| 2026-05-11 | HVN62 | SVO → HAN | May 11, 13:50 UTC | May 12, 12:30 UTC | 22h 41m |
| 2026-05-10 | HVN36 | FRA → HAN | May 10, 18:20 UTC | May 11, 11:35 UTC | 17h 15m |
| 2026-05-10 | HVN36 | FRA → HAN | May 10, 15:05 UTC | May 11, 11:35 UTC | 20h 30m |
| 2026-05-10 | HVN36 | FRA → HAN | May 10, 12:34 UTC | May 11, 11:35 UTC | 23h 0m |
| 2026-05-10 | HVN36 | FRA → HAN | May 10, 12:15 UTC | May 11, 10:25 UTC | 22h 10m |
| 2026-05-09 | HVN37 | HAN → FRA | May 9, 09:20 UTC | May 10, 04:09 UTC | 18h 50m |
| 2026-05-08 | HVN36 | FRA → HAN | May 8, 12:34 UTC | May 9, 07:05 UTC | 18h 30m |
| 2026-05-08 | HVN36 | FRA → HAN | May 8, 12:10 UTC | May 9, 07:05 UTC | 18h 55m |
| 2026-05-07 | HVN37 | HAN → FRA | May 7, 08:35 UTC | May 8, 04:04 UTC | 19h 29m |
| 2026-05-07 | HVN37 | HAN → FRA | May 7, 08:00 UTC | May 8, 04:04 UTC | 20h 4m |
| 2026-05-06 | HVN62 | SVO → HAN | May 6, 13:55 UTC | May 7, 05:50 UTC | 15h 54m |
| 2026-05-05 | HVN972 | BOM → HAN | May 5, 19:50 UTC | May 6, 11:45 UTC | 15h 55m |
| 2026-05-05 | HVN972 | BOM → HAN | May 5, 13:40 UTC | May 6, 11:45 UTC | 22h 5m |
| 2026-05-04 | HVN973 | HAN → BOM | May 4, 21:00 UTC | May 5, 13:35 UTC | 16h 35m |
| 2026-05-04 | HVN790 | PER → SGN | May 4, 16:35 UTC | May 5, 13:35 UTC | 21h 1m |
| 2026-05-03 | HVN30 | FRA → SGN | May 3, 18:34 UTC | May 4, 14:20 UTC | 19h 45m |
| 2026-05-03 | HVN30 | FRA → SGN | May 3, 18:09 UTC | May 4, 14:20 UTC | 20h 10m |
| 2026-05-03 | HVN30 | FRA → SGN | May 3, 15:00 UTC | May 4, 14:20 UTC | 23h 20m |
| 2026-05-03 | HVN30 | FRA → SGN | May 3, 12:35 UTC | May 4, 11:05 UTC | 22h 30m |
About Mode-S
A Mode-S transponder code (also called an "ICAO 24-bit address" or "hex code") is a 6-character hexadecimal identifier permanently assigned to an aircraft when it's first registered. Unlike callsigns (which change with each flight) or registrations (which can change if an aircraft is sold internationally), the Mode-S address stays with the airframe for the life of the aircraft in that country.
Every ADS-B transmission from an aircraft includes its Mode-S address, making it the most reliable way to identify a specific airframe. Flight-tracking services like Apparatus use the Mode-S address as the primary key for tying position broadcasts, callsigns, and ownership records together.
Prefer a tail-number view? See the VN-A870 page for operator, model, and routing details .