sensors Mode-S transponder
151EC2
ICAO 24-bit transponder address · allocated to Russia
Currently assigned to RA-73410 · BOEING 737-800
- Hex
- 151EC2
- Octal
- 05217302
- Decimal
- 1,384,130
- Country
- RU
- Tail
- RA-73410
- Type
- B738
- Flights observed
- 103
- Distinct callsigns
- 20
- Country
- RU
- Last broadcast
- 2h ago
Last known position
Country allocation
The ICAO 24-bit address 151EC2 falls within the block assigned to Russia (RU) by ICAO Annex 10, Volume III. Every aircraft registered in Russia 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
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | SBI5864 | AYT → OVB | May 29, 11:40 UTC | May 30, 03:30 UTC | 15h 50m |
| 2026-05-29 | SBI5863 | OVB → AYT | May 29, 09:35 UTC | May 29, 10:00 UTC | 25m |
| 2026-05-28 | SBI5240 | IKT → OVB | May 28, 15:15 UTC | May 29, 01:25 UTC | 10h 10m |
| 2026-05-27 | SBI5732 | PVG → OVB | May 27, 14:15 UTC | May 28, 02:25 UTC | 12h 10m |
| 2026-05-27 | SBI5726 | PKX → OVB | May 27, 00:49 UTC | May 27, 04:55 UTC | 4h 5m |
| 2026-05-26 | SBI5725 | OVB → PKX | May 26, 22:29 UTC | May 26, 22:44 UTC | 15m |
| 2026-05-26 | SBI5725 | OVB → PKX | May 26, 19:25 UTC | May 26, 19:55 UTC | 30m |
| 2026-05-26 | SBI5006 | LED → OVB | May 26, 12:54 UTC | May 26, 13:19 UTC | 25m |
| 2026-05-26 | SBI5005 | OVB → LED | May 26, 07:24 UTC | May 26, 10:14 UTC | 2h 50m |
| 2026-05-25 | SBI5212 | BQS → OVB | May 25, 15:15 UTC | May 26, 05:10 UTC | 13h 54m |
| 2026-05-25 | SBI2510 | OVB → DME | May 25, 08:45 UTC | May 25, 11:30 UTC | 2h 45m |
| 2026-05-24 | SBI5207 | OVB → VVO | May 24, 18:55 UTC | May 25, 07:05 UTC | 12h 10m |
| 2026-05-23 | SBI8992 | OVB → IKT | May 23, 22:55 UTC | May 24, 12:45 UTC | 13h 50m |
| 2026-05-23 | SBI5541 | OVB → FRU | May 23, 08:35 UTC | May 24, 07:35 UTC | 23h 1m |
| 2026-05-22 | SBI5211 | OVB → BQS | May 22, 19:35 UTC | May 23, 04:50 UTC | 9h 14m |
| 2026-05-22 | SBI5864 | AYT → OVB | May 22, 11:15 UTC | May 22, 13:10 UTC | 1h 55m |
| 2026-05-22 | SBI5863 | OVB → AYT | May 22, 09:05 UTC | May 22, 09:15 UTC | 10m |
| 2026-05-22 | SBI5863 | OVB → AYT | May 22, 07:50 UTC | May 22, 08:15 UTC | 25m |
| 2026-05-21 | SBI5240 | IKT → OVB | May 21, 14:45 UTC | May 22, 01:25 UTC | 10h 40m |
| 2026-05-21 | SBI5066 | KGD → OVB | May 21, 07:40 UTC | May 21, 12:00 UTC | 4h 20m |
| 2026-05-20 | SBI5065 | OVB → KGD | May 20, 10:35 UTC | May 21, 05:20 UTC | 18h 45m |
| 2026-05-20 | SBI5726 | PKX → OVB | May 20, 01:00 UTC | May 20, 04:45 UTC | 3h 46m |
| 2026-05-19 | SBI5725 | OVB → PKX | May 19, 22:40 UTC | May 19, 22:55 UTC | 15m |
| 2026-05-19 | SBI5208 | VVO → OVB | May 19, 06:20 UTC | May 19, 17:05 UTC | 10h 45m |
| 2026-05-18 | SBI5891 | OVB → IST | May 18, 09:05 UTC | May 18, 09:15 UTC | 10m |
| 2026-05-17 | SBI5258 | UUS → OVB | May 17, 03:50 UTC | May 17, 13:10 UTC | 9h 20m |
| 2026-05-16 | SBI5258 | UUS → OVB | May 16, 16:40 UTC | May 17, 13:10 UTC | 20h 30m |
| 2026-05-16 | SBI5258 | UUS → OVB | May 16, 14:16 UTC | May 17, 08:50 UTC | 18h 35m |
| 2026-05-16 | SBI5266 | GDX → OVB | May 16, 01:30 UTC | May 16, 16:50 UTC | 15h 21m |
| 2026-05-15 | SBI5266 | GDX → OVB | May 15, 04:35 UTC | May 16, 02:00 UTC | 21h 25m |
| 2026-05-15 | SBI5266 | GDX → OVB | May 15, 04:20 UTC | May 16, 02:00 UTC | 21h 40m |
| 2026-05-14 | SBI5542 | FRU → OVB | May 14, 12:25 UTC | May 15, 04:40 UTC | 16h 15m |
| 2026-05-14 | SBI5542 | FRU → OVB | May 14, 08:20 UTC | May 15, 04:40 UTC | 20h 20m |
| 2026-05-14 | SBI5732 | PVG → OVB | May 14, 02:45 UTC | May 14, 16:50 UTC | 14h 5m |
| 2026-05-13 | SBI5732 | PVG → OVB | May 13, 15:20 UTC | May 14, 12:55 UTC | 21h 35m |
| 2026-05-13 | SBI5732 | PVG → OVB | May 13, 12:35 UTC | May 14, 12:30 UTC | 23h 55m |
| 2026-05-13 | SBI5732 | PVG → OVB | May 13, 12:25 UTC | May 14, 08:20 UTC | 19h 55m |
| 2026-05-13 | SBI5732 | PVG → OVB | May 13, 08:55 UTC | May 14, 08:20 UTC | 23h 25m |
| 2026-05-13 | SBI5250 | PKC → OVB | May 13, 05:55 UTC | May 14, 03:20 UTC | 21h 25m |
| 2026-05-12 | SBI5250 | PKC → OVB | May 12, 16:40 UTC | May 13, 15:40 UTC | 23h 0m |
| 2026-05-12 | SBI5250 | PKC → OVB | May 12, 13:05 UTC | May 13, 12:30 UTC | 23h 25m |
| 2026-05-12 | SBI5250 | PKC → OVB | May 12, 07:35 UTC | May 13, 06:30 UTC | 22h 55m |
| 2026-05-12 | SBI5204 | VVO → OVB | May 12, 04:25 UTC | May 12, 16:55 UTC | 12h 30m |
| 2026-05-10 | SBI6245 | VVO → PVG | May 10, 19:05 UTC | May 11, 00:30 UTC | 5h 25m |
| 2026-05-08 | SBI6246 | PVG → VVO | May 8, 23:10 UTC | May 9, 00:05 UTC | 55m |
| 2026-05-08 | SBI6245 | VVO → PVG | May 8, 18:40 UTC | May 8, 19:45 UTC | 1h 5m |
| 2026-05-07 | SBI5204 | VVO → OVB | May 7, 03:50 UTC | May 7, 19:30 UTC | 15h 40m |
| 2026-05-06 | SBI5204 | VVO → OVB | May 6, 16:35 UTC | May 7, 13:00 UTC | 20h 25m |
| 2026-05-06 | SBI5204 | VVO → OVB | May 6, 13:15 UTC | May 7, 07:35 UTC | 18h 19m |
| 2026-05-06 | SBI5232 | IKT → OVB | May 6, 03:30 UTC | May 6, 16:50 UTC | 13h 20m |
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 RA-73410 page for operator, model, and routing details .