Grob G103 Twin II

Flying_Tom 🇨🇦

07 Apr 2026 · © Tom Johnston

Rideau Valley Soaring starting the 2025 flying season with checkouts at CNP3 Arnprior

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Comments (1)

Kiwi Aviation · 08 Apr 2026

Great photo 📸

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Aircraft

G103 Twin II GLID

Rideau Valley Soaring School

C-GIAK

Registration

Airline

Rideau Valley Soaring School

Manufacturer

Grob

Gear

iPhone 13

Achievements

Vintage Voyager

Badge earned

Location

45.4117, -76.3632

Open map

Insights

Aviation History

The Grob G103 Twin Astir is a widely used two-seat glider for flight training, club flying, and competitions. One of the early glass-fiber two-seaters, it is known for its robustness and flight characteristics.

Fleet Rarity

Common among gliding clubs but produced in fewer numbers compared to single-seat gliders.

Record Flights

No notable world records, but used extensively for cross-country soaring and training.

Safety & Events

No significant incidents or unique events associated with this registration or variant.

Future Outlook

Likely to remain in use for training and club flying; some airframes are being retired as newer models are introduced.

Specifications

None (Glider/Sailplane)

Engine

17.5 m

Wingspan

8.18 m

Length

Dependent on conditions (glider)

Range

Approx. 85 km/h

Speed

2 passengers

Capacity

580 kg

MTOW

1.55 m

Height

N/A

Thrust

N/A (glider)

Noise