Circuit Approach & Landing (Virus SW 80) — A Practical Guide for Student Pilots
Landing an aircraft is not just about bringing it down—it’s about planning, positioning, and precision. The circuit approach is designed to give you a structured, repeatable method to land safely every time. If you master this, you build the foundation of your flying career.
Let’s break this down in a way you can actually visualize and apply in the cockpit.
Understanding the Circuit
A circuit is a rectangular flight path around the runway that helps you align properly for landing.
For the Virus SW 80:
- Height: 700 ft AGL
- Speed: 70–75 knots
- RPM: Varies (depends on weight, temperature, elevation)
Here’s the truth: don’t blindly follow RPM numbers. A heavier aircraft or hotter day will demand more power. You need to feel and adjust, not just follow.
The 5 Legs of the Circuit
1. Take-Off Leg
- From start of roll → safe height
- Aircraft is in continuous climb
After takeoff:
- Flaps → 0
- Speed → 75 knots
- At 500 ft AGL → check clear → start turn
👉 Your focus: clean climb, situational awareness
2. Crosswind Leg
- Turn 90° away from runway
- Level off at 700 ft AGL
Key actions:
- Reduce power (~4300 RPM approx)
- Maintain 75 knots
👉 This is where many beginners mess up speed control. If speed increases, you didn’t reduce power correctly.
3. Downwind Leg (Most Important Phase)
- Parallel to runway (opposite direction)
- Maintain:
- Height: 700 ft
- Speed: 70–75 knots
- Distance: ~0.7 NM from runway
Why 0.7 NM?
- Gives engine failure safety margin
- Gives enough time to plan approach
Downwind Checks (Don’t rush this)
- Engine parameters (Oil, Temp, EGT, Fuel)
- Landing light ON
- RT call
At abeam touchdown point:
- Power → idle
- Maintain height (don’t descend yet)
Then:
- Speed reduces → below 70 knots
- Flaps → 15°
- Target speed → 60 knots
When to Turn Base?
When runway is at 30°–45° behind you
👉 This is judgement. If you get this wrong, your landing will be unstable.
4. Base Leg
- Turn 90° toward runway
- Start descent
Targets:
- Speed: reduce to 55 knots
- Height: reach ~500 ft
When runway is at:
- 0930 (left circuit)
- 0230 (right circuit)
→ Turn Final
👉 Your job here: smooth descent + stable speed
5. Final Approach (Where It All Matters)
Now everything comes together.
Checks:
- Alignment correct
- Throttle → idle
- Perspective → correct glide path
- Flaps → 25° (if speed < 55 knots)
- Speed → 50 knots
Golden Rule:
- Throttle controls descent
- Attitude controls speed
If you mix this up → unstable approach.
Landing Technique
As you approach ground:
- Gradually raise nose (flare)
- Let main wheels touch first
Touchdown:
- Around 40 knots
After touchdown:
- Nose wheel down below 27 knots
- Keep rudder straight
- Stick fully back
- Use brakes carefully
👉 Many students rush nose wheel down — that’s how you lose control. Be patient.
📥 Download the full Chapter IV PDF here: https://drive.google.com/file/d/1lILsF1kgn_kMK98_GFPxZ7Mk-WIHmEK7/view?usp=sharing
Common Mistakes (Fix These Early)
- Turning base too early or too late
- Not maintaining constant speed
- Forgetting power adjustments
- Looking inside cockpit too much
- Poor judgement of runway angle
If you’re honest—these are exactly the mistakes that fail students.
Real Pilot Mindset
Don’t just memorize this procedure.
Ask yourself:
- Where is the runway relative to me?
- Am I high or low?
- Is my approach stable?
Flying is not checklist-following. It’s decision-making under control.
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