[NSRCA-discussion] Wind correction
Don Ramsey
don.ramsey at cox.net
Mon Aug 14 06:28:00 AKDT 2006
John,
In looping maneuvers it becomes a little more complicated where both yaw and
roll may be needed. I just read Adam's post so go with that.
Don
----- Original Message -----
From: "John Konneker" <jlkonn at hotmail.com>
To: <nsrca-discussion at lists.nsrca.org>
Sent: Monday, August 14, 2006 9:09 AM
Subject: Re: [NSRCA-discussion] Wind correction
> Don,
> Then is the only way I can "fix" a looping maneuver is with yaw?
> Doesn't this then look like I am off heading?
> If a yaw is acceptable does it then become purely subjective if I am
> holding
> too much?
> ....I could have just cried yesterday trying to figure this out.
> :-(
> Thanks!
> JLK
>
>
>>From: "Don Ramsey" <don.ramsey at cox.net>
>>Reply-To: NSRCA Mailing List <nsrca-discussion at lists.nsrca.org>
>>To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
>>Subject: Re: [NSRCA-discussion] Wind correction
>>Date: Mon, 14 Aug 2006 09:04:00 -0500
>>
>>John,
>>
>>When flying into a maneuver, the wings must be level. Straight and level
>>flight is defined in the rules as wings level so, flying with a wing down
>>is
>>not acceptable.
>>
>>In AMA for stall turns the track of the model must be vertical. That
>>requires leaning into the wind in a crosswind. As the model slows there
>>is
>>more lean. Then comes the problem. As the model slow below the wind
>>speed,
>>the track will start to drift and that is to be downgraded (under the
>>current rules).
>>
>>FAI has this problem fixed in their rules. As the model pulls up for the
>>stall turn a crab angle (lean) is established. That angle is held for the
>>entire vertical and the track is allowed to drift without downgrade. In
>>order for the judges to be more consistent in scoring stall turns for AMA
>>classes this rule should be adopted.
>>
>>I just finished an article for the K-factor about this subject.
>>Don
>>
>>
>>
>>----- Original Message -----
>>From: "John Konneker" <jlkonn at hotmail.com>
>>To: <nsrca-discussion at lists.nsrca.org>
>>Sent: Monday, August 14, 2006 8:49 AM
>>Subject: [NSRCA-discussion] Wind correction
>>
>>
>> > I'm new at this.
>> > OK, not really but it's been over 20 years.
>> > Yesterday while practicing in enough crosswind (blowing in) to have a
>> > noticeable effect I was having difficulty keeping the plane form coming
>>in
>> > too close.
>> > I am confused about what the acceptable techniques are to maintain
>> > position
>> > and ground track.
>> > Is it acceptable to fly a maneuver with less than wings level to
>> > counteract
>> > the crosswind? This has the effect of corkscrewing the loops, etc.
>> > In the stall turns while going up trying to hold the plane into the
>> > wind
>> > it
>> > will begin to yaw early giving the impression that the turn is being
>> > "lead"
>> > and is starting too early.
>> > Is this acceptable.
>> > Like I said, I'm confused as to what is wind correction and what starts
>> > the
>> > "1 point per 15 degree" deductions.
>> > Thanks!
>> > JLK
>> >
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