sensors Mode-S transponder
7807BB
ICAO 24-bit transponder address · allocated to China
Currently assigned to B-2080 · BOEING 777-200LR
- Hex
- 7807BB
- Octal
- 36003673
- Decimal
- 7,866,299
- Country
- CN
- Tail
- B-2080
- Type
- B77L
- Flights observed
- 136
- Distinct callsigns
- 20
- Country
- CN
- Last broadcast
- 6h ago
Current position
Country allocation
The ICAO 24-bit address 7807BB falls within the block assigned to China (CN) by ICAO Annex 10, Volume III. Every aircraft registered in China 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 |
|---|---|---|---|
| CSG2521 | - | 22 | 2026-05-21 |
| CSG2522 | - | 18 | 2026-05-22 |
| CSG2509 | - | 13 | 2026-05-29 |
| CSG2501 | - | 12 | 2026-05-18 |
| CSG2526 | - | 10 | 2026-05-25 |
| CSG2502 | - | 8 | 2026-05-19 |
| CSG2510 | - | 7 | 2026-05-11 |
| CSG2525 | - | 6 | 2026-05-25 |
| CSG2598 | - | 4 | 2026-04-23 |
| CSG2514 | - | 4 | 2026-05-27 |
| CSG2513 | - | 4 | 2026-05-26 |
| CSG2654 | - | 3 | 2026-05-24 |
| CSG2653 | - | 3 | 2026-05-23 |
| CSG2557 | - | 3 | 2026-05-14 |
| CSG2512 | - | 3 | 2026-05-03 |
| CSG2662 | - | 2 | 2026-05-28 |
| CSG2661 | - | 2 | 2026-05-28 |
| CSG2597 | - | 2 | 2026-04-23 |
| CSG2518 | - | 2 | 2026-05-14 |
| CSG2511 | - | 2 | 2026-05-03 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-30 | CSG2536 | - | May 30, 00:35 UTC | May 30, 06:15 UTC | 5h 40m |
| 2026-05-29 | CSG2509 | - | May 29, 11:40 UTC | May 29, 21:40 UTC | 10h 0m |
| 2026-05-28 | CSG2509 | - | May 28, 20:50 UTC | May 29, 20:45 UTC | 23h 55m |
| 2026-05-28 | CSG2662 | - | May 28, 16:50 UTC | May 29, 13:00 UTC | 20h 10m |
| 2026-05-28 | CSG2662 | - | May 28, 14:50 UTC | May 29, 13:00 UTC | 22h 10m |
| 2026-05-28 | CSG2661 | - | May 28, 03:55 UTC | May 28, 10:10 UTC | 6h 15m |
| 2026-05-27 | CSG2661 | - | May 27, 09:15 UTC | May 28, 02:35 UTC | 17h 20m |
| 2026-05-27 | CSG2514 | - | May 27, 00:55 UTC | May 28, 00:45 UTC | 23h 50m |
| 2026-05-26 | CSG2514 | - | May 26, 20:50 UTC | May 27, 20:45 UTC | 23h 56m |
| 2026-05-26 | CSG2514 | - | May 26, 20:34 UTC | May 27, 09:25 UTC | 12h 51m |
| 2026-05-26 | CSG2513 | - | May 26, 03:05 UTC | May 26, 18:14 UTC | 15h 10m |
| 2026-05-25 | CSG2513 | - | May 25, 18:50 UTC | May 26, 18:14 UTC | 23h 24m |
| 2026-05-25 | CSG2526 | - | May 25, 14:50 UTC | May 26, 09:19 UTC | 18h 30m |
| 2026-05-25 | CSG2526 | - | May 25, 13:05 UTC | May 26, 09:19 UTC | 20h 14m |
| 2026-05-25 | CSG2525 | - | May 25, 02:10 UTC | May 25, 08:25 UTC | 6h 15m |
| 2026-05-24 | CSG2654 | - | May 24, 04:50 UTC | May 24, 23:46 UTC | 18h 56m |
| 2026-05-24 | CSG2654 | - | May 24, 03:35 UTC | May 24, 23:46 UTC | 20h 11m |
| 2026-05-23 | CSG2654 | - | May 23, 23:20 UTC | May 24, 17:15 UTC | 17h 55m |
| 2026-05-23 | CSG2653 | - | May 23, 10:30 UTC | May 23, 20:50 UTC | 10h 20m |
| 2026-05-22 | CSG2653 | - | May 22, 21:30 UTC | May 23, 20:40 UTC | 23h 10m |
| 2026-05-22 | CSG2653 | - | May 22, 14:50 UTC | May 23, 11:45 UTC | 20h 54m |
| 2026-05-22 | CSG2522 | - | May 22, 13:00 UTC | May 23, 11:45 UTC | 22h 44m |
| 2026-05-22 | CSG2522 | - | May 22, 10:50 UTC | May 23, 10:45 UTC | 23h 55m |
| 2026-05-22 | CSG2522 | - | May 22, 07:55 UTC | May 22, 22:15 UTC | 14h 20m |
| 2026-05-21 | CSG2521 | - | May 21, 21:40 UTC | May 22, 03:25 UTC | 5h 45m |
| 2026-05-21 | CSG2521 | - | May 21, 03:50 UTC | May 21, 19:25 UTC | 15h 35m |
| 2026-05-20 | CSG2522 | - | May 20, 16:50 UTC | May 21, 13:35 UTC | 20h 45m |
| 2026-05-20 | CSG2522 | - | May 20, 16:35 UTC | May 21, 13:35 UTC | 21h 0m |
| 2026-05-20 | CSG2522 | - | May 20, 10:50 UTC | May 21, 05:40 UTC | 18h 50m |
| 2026-05-20 | CSG2522 | - | May 20, 08:50 UTC | May 21, 05:40 UTC | 20h 50m |
| 2026-05-20 | CSG2522 | - | May 20, 07:05 UTC | May 21, 05:40 UTC | 22h 35m |
| 2026-05-20 | CSG2521 | - | May 20, 05:10 UTC | May 21, 04:45 UTC | 23h 35m |
| 2026-05-19 | CSG2521 | - | May 19, 12:35 UTC | May 20, 03:30 UTC | 14h 55m |
| 2026-05-19 | CSG2521 | - | May 19, 06:50 UTC | May 20, 03:30 UTC | 20h 40m |
| 2026-05-19 | CSG2502 | - | May 19, 05:30 UTC | May 20, 03:30 UTC | 22h 0m |
| 2026-05-19 | CSG2502 | - | May 19, 02:50 UTC | May 20, 02:45 UTC | 23h 55m |
| 2026-05-19 | CSG2502 | - | May 19, 00:50 UTC | May 19, 21:55 UTC | 21h 5m |
| 2026-05-18 | CSG2501 | ANC → ORD | May 18, 16:25 UTC | May 18, 22:10 UTC | 5h 44m |
| 2026-05-17 | CSG2501 | - | May 17, 21:10 UTC | May 18, 14:50 UTC | 17h 40m |
| 2026-05-15 | CSG2558 | - | May 15, 09:05 UTC | May 15, 12:10 UTC | 3h 5m |
| 2026-05-14 | CSG2557 | - | May 14, 23:40 UTC | May 15, 06:05 UTC | 6h 25m |
| 2026-05-14 | CSG2557 | - | May 14, 09:45 UTC | May 15, 06:05 UTC | 20h 20m |
| 2026-05-14 | CSG2557 | - | May 14, 06:50 UTC | May 15, 06:05 UTC | 23h 15m |
| 2026-05-14 | CSG2518 | - | May 14, 04:55 UTC | May 15, 03:20 UTC | 22h 25m |
| 2026-05-14 | CSG2518 | - | May 14, 04:10 UTC | May 15, 02:45 UTC | 22h 35m |
| 2026-05-13 | CSG2517 | - | May 13, 19:10 UTC | May 14, 01:55 UTC | 6h 45m |
| 2026-05-12 | CSG2570 | - | May 12, 17:00 UTC | May 12, 20:10 UTC | 3h 10m |
| 2026-05-11 | CSG2510 | - | May 11, 07:00 UTC | May 11, 18:40 UTC | 11h 40m |
| 2026-05-10 | CSG2509 | - | May 10, 11:05 UTC | May 11, 03:05 UTC | 16h 0m |
| 2026-05-10 | CSG2509 | - | May 10, 04:55 UTC | May 11, 03:05 UTC | 22h 10m |
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 B-2080 page for operator, model, and routing details .