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B-20DM

Free alerts when B-20DM's registration or status changes, or the 777-300ER market moves.

B-20DM — photo of this aircraftThis aircraft
Photo © zspdliuView on Planespotters.net ↗
Representative photo of a Boeing 777-300ERType photo — not this specific aircraftPhoto: John Taggart from Sunbury on Thames, Middlesex · CC BY-SA 2.0
This aircraft is a
Boeing 777-300ER
Full specs

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Performance specs

Performance
Range
5,650 nm
Cruise speed
488 kt
Max speed
510 kt
Service ceiling
43,000 ft
Takeoff distance
3454 m
Landing distance
1707 m
Weights
MTOW
351,000 kg
Empty weight
—
Fuel capacity
202,270 L
Dimensions
Length
73.9 m
Wingspan
64.8 m
Height
18.6 m
Capacity
Seats
368
Max passengers
550

Flight activity

(123 tracking legs recorded)
Last 30 days
32
Last 90 days
91
Last seen
31 Oct 2026
Tracked since
27 May 2026
  • … → KSFO29 Oct 2026 · 18h 17m
  • Tracked flight27 Oct 2026 · 17h 59m
  • Tracked flight26 Oct 2026 · 18h 51m
  • Tracked flight24 Oct 2026 · 5h 29m
  • … → KSFO8 Oct 2026 · 19h 21m
  • Tracked flight5 Oct 2026 · 5h 35m
  • Tracked flight5 Oct 2026 · 7h 06m
  • Tracked flight4 Oct 2026 · 14h 30m
  • Tracked flight4 Oct 2026 · 5h 20m
  • Tracked flight4 Oct 2026 · 7h 24m

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?
929Boeing 777-300ER registered worldwide

Common. More common than 96% of the aircraft models we track.

More 777-300ER aircraft

Other 777-300ER airframes by tail number — same model as B-20DM.

See all 929 registered 777-300ER
What to do next

Registration history

(1)
  • B-20DMCNACTIVE
    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

Operator history

(1)
  • China Southern Airlines
    Operator
    2026 – present
B-20DM — frequently asked
What aircraft model is B-20DM?

B-20DM is a Boeing 777-300ER. Sprinkle's record for B-20DM covers its lineage, ownership history and specifications.

Is B-20DM currently active?

Registry records list B-20DM's status as Active, registered in China — a Boeing 777-300ER.

What is the ICAO24 / Mode S code for B-20DM?

B-20DM's ICAO24 (Mode S) transponder code is 7817B4 — the hex address the Mode S transponder on this Boeing 777-300ER broadcasts.

Are there manuals available for the Boeing 777-300ER?

Sprinkle holds 3 manuals for the Boeing 777-300ER, the model B-20DM belongs to — POH, checklists and performance data where published.