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Posted (edited)
1 hour ago, facthunter said:

I don't  think that was very Helpful.  Do you think "Sand-pit for seniors" is appropriate? Nev

 

 

Ha, ha ... I do actually (if a bit on the wry side). 

 

But that apart, any follow-up ideas to kick around / examples to cite?

 

 

 

 

 

Edited by Garfly
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Posted (edited)

Your Logic for that statement,BrendAn?  You are making it up.   Where are all the Questions?. People may be a bit wary of venturing. Nev

Edited by facthunter
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Posted
1 hour ago, BrendAn said:

Turbo stated that rpc holders did not do bak. I corrected him and you get all that out of it.

It's interesting that you didn't think to move on from that point scoring, post the BAK information and address the subject matter on how stalls are related to angle of attack, and what causes one of the most common killers in circuits.

Posted

I’m not interested in joining in your argument but I’m quite sure one of my test modules was on BAK in my recent RPC studies.

 

Apart from that, may I ask a question?

 

image.thumb.png.8f0fa9d9615f7edc06185828d1427016.png
 

What is that nice wrinkly red circle that turned up today on my flight from Northam to Jandakot? I’ve never seen it before.

 

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Posted (edited)
3 hours ago, Moneybox said:

...  //  Apart from that, may I ask a question?

What is that nice wrinkly red circle that turned up today on my flight from Northam to Jandakot? I’ve never seen it before.

 

That's OzRunways' 'Real Time Glide Tool' working for you.  It gives a rough idea of your current glide range based on forecast winds below, your current height above ground, the lay of the land and the glide performance of your aircraft (entered in Settings).  The feature can be turned off/on in the Map View Options menu (double-cog in the right side menu).  It's a situational awareness thing, to be used with caution, of course.  But just to take the example pic you quoted above, at least you could see it's doubtful you'd make Taree airport (despite the handy tailwind) so you'd better start looking for a friendly field closer in. (The Westpac chopper won't be far away and there are friendly folks at Taree who can fix your bird.   ;- )

 

 

From OzRunways:

Real Time Glide Tool

The Real Time Glide Tool shows your glide range to ground level. It only activates when above 1,500 ft AGL and uses your current active Aircraft profile’s Glide TAS and Glide Ratio figures. If you have any issues, first check Settings → Aircraft to ensure the correct figures are entered. Real Time glide range corrects for wind by using the GPWT profile wind half way to the ground. For example if you are cruising at 14,000 ft AGL it adjusts your range based on the winds at 7,000 ft.

Warning

The winds used are based on forecast winds. Actual conditions may differ, so use with caution.

 

 

Edited by Garfly
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Posted
22 hours ago, turboplanner said:

It's interesting that you didn't think to move on from that point scoring, post the BAK information and address the subject matter on how stalls are related to angle of attack, and what causes one of the most common killers in circuits.

Correcting  is not point scoring.

And I assume you are talking about stall spins when getting too slow on base to final turns or overshooting and trying to pull the aircraft back on line.

Posted
19 hours ago, Moneybox said:

I’m not interested in joining in your argument but I’m quite sure one of my test modules was on BAK in my recent RPC studies.

 

Apart from that, may I ask a question?

 

image.thumb.png.8f0fa9d9615f7edc06185828d1427016.png
 

What is that nice wrinkly red circle that turned up today on my flight from Northam to Jandakot? I’ve never seen it before.

 

Why is it showing taree.

Posted
2 minutes ago, BrendAn said:

Why is it showing taree.

MB was just illustrating his 'wrinkly red ring' story with a screenshot that I'd used a few posts earlier.   ;- )

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Posted

In any SPIN you are stalled. It's also Know as Autorotation.. You don't stress the Plane until the dive after the recovery. IF you are careful the Max is about 2 and a Half "G".

  With BAK, you CAN do a BAK, but how MUCH is covered in it is the question. Nev

Posted
12 minutes ago, Garfly said:

MB was just illustrating his 'wrinkly red ring' story with a screenshot that I'd used a few posts earlier.   ;- )

I can stop scratching my head then 😁

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Posted (edited)
16 minutes ago, facthunter said:

In any SPIN you are stalled. It's also Know as Autorotation.. You don't stress the Plane until the dive after the recovery. IF you are careful the Max is about 2 and a Half "G".

  With BAK, you CAN do a BAK, but how MUCH is covered in it is the question. Nev

So as rec pilots we should do years of commercial bak . We are given the tools we need to fly safely in our envelope.  you were an raaus instructor you should know exactly what is in the raa syllabus.

Turbo asked about circuit accidents,I mentioned the stall spin accidents which seem to be a common killer of pilots.

Too slow in a turn or correcting an overshoot.

Edited by BrendAn
Posted

Nowhere did I suggest "Years of Commercial" BAK. No such thing exists BTW.. .  B in BAK means BASIC' "We are given the tools to fly safely in our Envelope" How NAIVE. Knowing the RAAus syllabus doesn't mean I agree with  it..  I  tried to have a few things changed, with no success.. Don't kid yourself you "have all the tools" because you have a certificate (Or Licence).  I've been fortunate to fly a large range of Ultralights and the degree of difficulty varies widely and smaller planes and those with Low wing loadings,  handle gusts etc Less well.   Nev 

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Posted
On 13/10/2026 at 7:30 PM, BrendAn said:

Turbo asked about circuit accidents,I mentioned the stall spin accidents which seem to be a common killer of pilots.

Too slow in a turn or correcting an overshoot.

BAK: a stall is related to the angle of attack.

The aircraft will fly up to about 15 degrees angle of attack when it starts giving you messages.

In the circuit you'll be making Rate 1 turns (30 degrees bank) and the aircraft will turn smoothly on to the new heading. 

If you decide to fly to the limit and make a Rate 2 turn (60 degrees and max for Rec Flying) the centreline if the aircraft is at 60 degrees, and [if you imagine, when the aircraft is on the ground there's a long steel rod through the canopy and hanging down below the aircraft with a big 2g weight ball hanging on the end] that big ball is pulling the aircraft outwards at 2 g, if you keep turning the angle of attack is now around 15 degrees - close to stall. If you pull in tighter at that throttle setting, you'll exceed 15 degrees and the nose will drop.

 

The most common areas for this to happen are when you overshoot the turn onto final, then pull the stick back to get there, and when your passenger pushes you for a better position to take photos.

 

Reinforcing that, if you observe the stick position at the stall, its always back in the same spot, pulling the elevators up fore more angle of attack.

 

Posted (edited)
8 hours ago, facthunter said:

Nowhere did I suggest "Years of Commercial" BAK. No such thing exists BTW.. .  B in BAK means BASIC' "We are given the tools to fly safely in our Envelope" How NAIVE. Knowing the RAAus syllabus doesn't mean I agree with  it..  I  tried to have a few things changed, with no success.. Don't kid yourself you "have all the tools" because you have a certificate (Or Licence).  I've been fortunate to fly a large range of Ultralights and the degree of difficulty varies widely and smaller planes and those with Low wing loadings,  handle gusts etc Less well.   Nev 

Edited by BrendAn

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