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OM-M654

3 for sale3 manuals& guides132 registered

Free alerts when OM-M654's registration or status changes, or the SD-4 market moves.

ActiveManufacturer TOMARK Model SD-4
OM-M654 — photo of this aircraftThis aircraft
Photo © Fabian ZubaView on Planespotters.net ↗
Representative photo of a Tomark SD-4Type photo — not this specific aircraftPhoto: Alec Wilson from Khon Kaen, Thailand · CC BY-SA 2.0
This aircraft is a
Tomark SD-4
Full specs

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Exterior view of a 2025 TOMARK AERO VIPER SD4, N848EA.11 photos
2025 Tomark Aero Viper SD4
N848EA4 hrPompano Beach, USA
Price on requestListed 2mo ago
Originally listed on external source
Exterior view of a 2021 Tomark Aero Viper SD4, OM-TOY.10 photos
2021 Tomark Aero Viper SD4
OM-TOY100 hrIreland
Price on requestListed 1y+ ago
Originally listed on external source

Flight activity

(147 tracking legs recorded)
Last 30 days
75
Last 90 days
124
Last seen
25 Oct 2026
Tracked since
29 May 2026
  • Tracked flight25 Oct 2026 · 0h 23m
  • Tracked flight25 Oct 2026 · 0h 07m
  • Tracked flight23 Oct 2026 · 1h 21m
  • Tracked flight21 Oct 2026 · 0h 11m
  • Tracked flight21 Oct 2026 · 0h 49m
  • Tracked flight21 Oct 2026 · 1h 03m
  • Tracked flight20 Oct 2026 · 1h 01m
  • Tracked flight18 Oct 2026 · 0h 58m
  • Tracked flight18 Oct 2026 · 1h 00m
  • Tracked flight18 Oct 2026 · 1h 01m

Showing the 10 most recent distinct flights. The total counts every raw ADS-B tracking leg, including repeat observations and sub-5-minute artifacts.

From ADS-B observations collected since May 2026. Coverage depends on ground-receiver density; gaps do not mean the aircraft did not fly.

How common is this aircraft?
132Tomark SD-4 registered worldwide

Common. More common than 79% of the aircraft models we track.

More SD-4 aircraft

Other SD-4 airframes by tail number — same model as OM-M654.

See all 132 registered SD-4
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Registration history

(1)
  • OM-M654SKACTIVE
    Unknown owner
    —

Owner names are published by the issuing civil registry (FAA / CCARCS / CASA / ANAC / NZ CAA). Owner addresses present in the source are not republished here. Registered owner? Request removal

OM-M654 — frequently asked
What aircraft model is OM-M654?

OM-M654 is a Tomark SD-4. Sprinkle's record for OM-M654 covers its lineage, ownership history and specifications.

Is OM-M654 currently active?

Registry records list OM-M654's status as Active, registered in Slovakia — a Tomark SD-4.

What is the ICAO24 / Mode S code for OM-M654?

OM-M654's ICAO24 (Mode S) transponder code is 505F3D — the hex address the Mode S transponder on this Tomark SD-4 broadcasts.

Are there manuals available for the Tomark SD-4?

Sprinkle holds 3 manuals for the Tomark SD-4, the model OM-M654 belongs to — POH, checklists and performance data where published.