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Aircraft
OK-KKF
Regular
- Mode S hex
- 49D306
- Manufacturer
- Gulfstream Aerospace
- Serial number
- 5426
- Year built
- 201313 years old
- Operator
- Grossman Jet Service (GSJ)
- Country of registration
- Czechia
- First contact
- 9 May 2016, 08:19
- Last contact
- 6 Aug 2025, 00:38
- Logged visits
- 331
The station's story
- Cumulative contact time
- 89 h
- Distinct days
- 242
- Highest captured altitude
- 45,025 ft
- 1 corrupted frame(s) excluded from this maximum
- Discovery rank
- #10,249 of 57,441
- Longest contact
- 0 h 54 min
Same airframe, also seen as
- N880SRfrom 3 Aug 2021 to 2 Jun 2026 · 65 contacts
These registrations share the same serial number and type according to the reference data. Serial numbers can collide, though: it is a deduction, not a certainty.
Observed callsigns
GSJ (268 contacts, 2016-2020) · ABP (17 contacts, 2020-2021)
Operator as per the registry of 29 Jul 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| GSJ7W | route not resolved | 14 Jan 2018, 16:3014 Jan 2018 | 14 Jan 2018, 16:45 | 41,000 ft | 358 |
| OKKKF | route not resolved | 12 Jan 2018, 09:4812 Jan 2018 | 12 Jan 2018, 10:23 | 17,800 ft | 1,675 |
| OKKKF | route not resolved | 10 Jan 2018, 17:0610 Jan 2018 | 10 Jan 2018, 17:43 | 38,000 ft | 2,223 |
| GSJ7W | route not resolved | 10 Jan 2018, 14:3610 Jan 2018 | 10 Jan 2018, 14:55 | 1,425 ft | 950 |
| GSJ7W | route not resolved | 7 Jan 2018, 11:367 Jan 2018 | 7 Jan 2018, 11:42 | 34,600 ft | 53 |
| GSJ7W | route not resolved | 6 Jan 2018, 14:006 Jan 2018 | 6 Jan 2018, 14:04 | 26,625 ft | 80 |
| GSJ7W | route not resolved | 2 Jan 2018, 11:422 Jan 2018 | 2 Jan 2018, 11:48 | 27,975 ft | 50 |
| GSJ7W | route not resolved | 29 Dec 2017, 10:5229 Dec 2017 | 29 Dec 2017, 11:16 | 18,975 ft | no position received |
| OKKKF | route not resolved | 26 Dec 2017, 16:5626 Dec 2017 | 26 Dec 2017, 17:09 | 38,750 ft | 362 |
| GSJ7W | route not resolved | 22 Dec 2017, 13:4522 Dec 2017 | 22 Dec 2017, 14:06 | 25,000 ft | 952 |
| GSJ7W | route not resolved | 21 Dec 2017, 16:1621 Dec 2017 | 21 Dec 2017, 16:29 | 35,000 ft | 375 |
| GSJ7W | route not resolved | 20 Dec 2017, 18:0520 Dec 2017 | 20 Dec 2017, 18:31 | 16,500 ft | 1,785 |
| GSJ7W | route not resolved | 19 Dec 2017, 10:1719 Dec 2017 | 19 Dec 2017, 10:43 | 34,000 ft | 1,484 |
| GSJ7W | route not resolved | 16 Dec 2017, 17:0316 Dec 2017 | 16 Dec 2017, 17:22 | 17,550 ft | 1,060 |
| GSJ7W | route not resolved | 14 Oct 2017, 22:0414 Oct 2017 | 14 Oct 2017, 22:10 | 37,875 ft | 19 |
| not transmitted | route not resolved | 13 Oct 2017, 09:4513 Oct 2017 | 13 Oct 2017, 10:15 | 40,225 ft | no position received |
| GSJ7W | route not resolved | 18 Aug 2017, 10:0218 Aug 2017 | 18 Aug 2017, 10:15 | 27,000 ft | 263 |
| OKKKF | route not resolved | 16 Aug 2017, 18:0316 Aug 2017 | 16 Aug 2017, 18:36 | 16,050 ft | 2,207 |
| OKKKF | route not resolved | 6 Aug 2017, 19:186 Aug 2017 | 6 Aug 2017, 19:45 | 45,000 ft | 1,027 |
| OKKKF | route not resolved | 6 Aug 2017, 17:556 Aug 2017 | 6 Aug 2017, 18:26 | 6,000 ft | 2,134 |
| GSJ7W | route not resolved | 6 Aug 2017, 15:236 Aug 2017 | 6 Aug 2017, 15:41 | 45,000 ft | 798 |
| GSJ7W | route not resolved | 3 Aug 2017, 09:583 Aug 2017 | 3 Aug 2017, 10:22 | 15,975 ft | 533 |
| GSJ7W | route not resolved | 28 Jun 2017, 13:5828 Jun 2017 | 28 Jun 2017, 14:18 | 27,000 ft | 522 |
| GSJ7W | route not resolved | 22 Jun 2017, 17:0822 Jun 2017 | 22 Jun 2017, 17:43 | 1,275 ft | 2,356 |
| GSJ7W | route not resolved | 28 May 2017, 18:4828 May 2017 | 28 May 2017, 18:57 | 43,000 ft | 125 |
