sensors Mode-S transponder
C87F00
ICAO 24-bit transponder address
Currently assigned to NZ7571 · BOEING 757-200
- Hex
- C87F00
- Octal
- 62077400
- Decimal
- 13,139,712
- Tail
- NZ7571
- Type
- B752
- Flights observed
- 53
- Distinct callsigns
- 11
- Country
- -
- Last broadcast
- 4h ago
Last known position
Callsign history 11 distinct
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-12 | BOE7571 | - | Jul 12, 22:20 UTC | Jul 12, 23:05 UTC | 45m |
| 2026-07-12 | BOE7571 | - | Jul 12, 20:55 UTC | Jul 12, 21:30 UTC | 35m |
| 2026-07-09 | BOE7571 | - | Jul 9, 07:30 UTC | Jul 9, 08:35 UTC | 1h 5m |
| 2026-07-09 | BOE7571 | WLG → CHC | Jul 9, 06:05 UTC | Jul 9, 06:35 UTC | 30m |
| 2026-07-09 | BOE7571 | - | Jul 9, 04:40 UTC | Jul 9, 05:05 UTC | 25m |
| 2026-07-08 | BOE7571 | - | Jul 8, 23:45 UTC | Jul 9, 00:30 UTC | 45m |
| 2026-07-08 | BOE7571 | - | Jul 8, 20:55 UTC | Jul 8, 21:35 UTC | 40m |
| 2026-07-02 | KIW830 | - | Jul 2, 19:30 UTC | Jul 3, 06:20 UTC | 10h 50m |
| 2026-07-01 | KIW830 | - | Jul 1, 17:30 UTC | Jul 1, 23:30 UTC | 6h 0m |
| 2026-06-30 | KIW830 | - | Jun 30, 03:55 UTC | Jun 30, 04:45 UTC | 50m |
| 2026-06-29 | KIW830 | - | Jun 29, 23:39 UTC | Jun 30, 00:00 UTC | 20m |
| 2026-06-28 | KIW830 | - | Jun 28, 21:20 UTC | Jun 29, 07:30 UTC | 10h 10m |
| 2026-06-28 | KIW064 | - | Jun 28, 01:44 UTC | Jun 28, 13:34 UTC | 11h 50m |
| 2026-06-27 | KIW064 | - | Jun 27, 05:04 UTC | Jun 27, 05:44 UTC | 40m |
| 2026-06-26 | KIW064 | - | Jun 26, 02:50 UTC | Jun 26, 03:15 UTC | 25m |
| 2026-06-23 | KIW064 | - | Jun 23, 21:10 UTC | Jun 24, 07:24 UTC | 10h 15m |
| 2026-06-23 | KIW817 | - | Jun 23, 03:20 UTC | Jun 23, 05:49 UTC | 2h 30m |
| 2026-06-22 | KIW817 | - | Jun 22, 09:30 UTC | Jun 22, 10:49 UTC | 1h 20m |
| 2026-06-21 | KIW817 | - | Jun 21, 03:00 UTC | Jun 21, 03:34 UTC | 35m |
| 2026-06-20 | BOE7571 | - | Jun 20, 02:29 UTC | Jun 20, 03:04 UTC | 35m |
| 2026-06-20 | BOE7571 | - | Jun 20, 00:54 UTC | Jun 20, 01:39 UTC | 45m |
| 2026-06-11 | BOE7571 | - | Jun 11, 22:05 UTC | Jun 11, 23:15 UTC | 1h 10m |
| 2026-05-29 | KIW815 | - | May 29, 22:20 UTC | May 29, 22:55 UTC | 35m |
| 2026-05-29 | KIW815 | - | May 29, 16:10 UTC | May 29, 19:25 UTC | 3h 15m |
| 2026-05-28 | KIW815 | - | May 28, 17:20 UTC | May 28, 17:50 UTC | 30m |
| 2026-05-27 | KIW815 | - | May 27, 14:15 UTC | May 27, 14:50 UTC | 35m |
| 2026-05-24 | KIW815 | - | May 24, 10:30 UTC | May 24, 15:45 UTC | 5h 15m |
| 2026-05-22 | KIW401 | - | May 22, 12:55 UTC | May 22, 15:25 UTC | 2h 30m |
| 2026-05-22 | KIW401 | - | May 22, 08:40 UTC | May 22, 10:50 UTC | 2h 10m |
| 2026-05-21 | KIW815 | - | May 21, 05:50 UTC | May 21, 12:15 UTC | 6h 25m |
| 2026-05-15 | KIW815 | - | May 15, 11:20 UTC | May 15, 11:45 UTC | 25m |
| 2026-05-13 | KIW815 | - | May 13, 05:50 UTC | May 13, 06:30 UTC | 40m |
| 2026-05-12 | KIW815 | - | May 12, 02:45 UTC | May 12, 03:05 UTC | 20m |
| 2026-05-11 | KIW815 | - | May 11, 21:35 UTC | May 11, 22:00 UTC | 25m |
| 2026-05-11 | KIW815 | - | May 11, 03:20 UTC | May 11, 04:00 UTC | 40m |
| 2026-05-09 | KIW413 | - | May 9, 05:25 UTC | May 9, 08:20 UTC | 2h 55m |
| 2026-05-09 | KIW413 | - | May 9, 03:05 UTC | May 9, 03:50 UTC | 45m |
| 2026-05-09 | KIW413 | - | May 9, 00:55 UTC | May 9, 01:05 UTC | 10m |
| 2026-05-08 | KIW413 | - | May 8, 21:55 UTC | May 8, 22:40 UTC | 45m |
| 2026-05-06 | 650O | - | May 6, 04:40 UTC | May 6, 05:15 UTC | 35m |
| 2026-05-04 | KIW673 | - | May 4, 08:25 UTC | May 4, 11:20 UTC | 2h 55m |
| 2026-05-04 | KIW673 | - | May 4, 05:45 UTC | May 4, 05:55 UTC | 10m |
| 2026-05-03 | KIW673 | - | May 3, 02:45 UTC | May 3, 03:05 UTC | 20m |
| 2026-05-02 | KIW673 | - | May 2, 03:40 UTC | May 2, 03:50 UTC | 10m |
| 2026-05-01 | KIW673 | - | May 1, 21:15 UTC | May 2, 00:30 UTC | 3h 15m |
| 2026-04-24 | KIW309 | - | Apr 24, 07:00 UTC | Apr 24, 07:25 UTC | 25m |
| 2026-04-22 | KIW309 | - | Apr 22, 21:10 UTC | Apr 23, 00:35 UTC | 3h 25m |
| 2026-04-16 | KIW763 | - | Apr 16, 07:09 UTC | Apr 16, 07:45 UTC | 35m |
| 2026-04-16 | KIW763 | - | Apr 16, 05:09 UTC | Apr 16, 05:34 UTC | 25m |
| 2026-04-16 | KIW763 | - | Apr 16, 03:09 UTC | Apr 16, 05:05 UTC | 1h 55m |
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 NZ7571 page for operator, model, and routing details .