[NSRCA-discussion] Center of 3 of 4 pt roll reversed

[Vicente Bortone]

So it is correct as it is.

On Tue, Nov 26, 2019 at 9:44 PM Wayne Galliga via NSRCA-discussion <
nsrca-discussion at lists.nsrca.org> wrote:

> [image: image1.png]
> Not beat a dead horse but, the current description even states the center
> of maneuver is on the second knife edge.
>
> Sent from my iPad
>
> On Nov 26, 2019, at 10:31 PM, Wayne Galliga <wayg2013 at gmail.com> wrote:
>
> <image1.png>
> From AMA rules 70s this illustration makes it clear where the center of
> the maneuver is.
>
> Sent from my iPad
>
> On Nov 26, 2019, at 10:00 PM, Anthony Frackowiak via NSRCA-discussion <
> nsrca-discussion at lists.nsrca.org> wrote:
>
> That’s one way to look at it. Another way is that the maneuver has 6
> points, or 6 distinct wing positions. It also has 6 rolling sections. So
> the maneuver starts with a rolling section and ends with a “point” section.
> So, roll, point, roll, point, roll, point. Then reverse roll, point, roll,
> point, roll, point. So the center is at the conclusion of the 3rd point
> where the reverse roll segment begins.
>
> Tony Frackowiak
>
> On Nov 26, 2019, at 6:33 PM, Stuart Chale <schale1 at outlook.com> wrote:
>
> I see it as wings level going in as the same as wings level going out.  If
> you agree with that then you have 11 elements if you count the 1/4 rolls
> and flight segments.  1 is 1/4 roll to the first knife edge. 2 is the first
> knife edge, 3 is the next 1/4 roll, 4 is upright flight etc
>
> 1 is the first 1/4 roll and 11 is the last 1/4 roll.  # 6 is the middle of
> that group and it is the second knife edge flight
>
>
> Stuart
>
>
> <jgedcanjdfoahonj.png>
>
>
>
>
> On 11/26/2019 9:02 PM, Anthony Frackowiak wrote:
>
> I still disagree. This maneuver has been flown since the late 70’s, early
> 80’s. The center has always been considered to be the point where the roll
> reverses. Don’t forget the last wing level is a “point” and should be
> considered a part of the maneuver.
>
> Tony Frackowiak
>
> On Nov 26, 2019, at 3:44 PM, Stuart Chale via NSRCA-discussion <
> nsrca-discussion at lists.nsrca.org> wrote:
>
> The maneuver description calls for a hesitation at 270 degrees, not an
> immediate reversal in this case.  So the center is the middle of the second
> knife edge.
>
>
> Stuart
>
>
> On 11/26/2019 4:36 PM, Braxton Dudley via NSRCA-discussion wrote:
>
> That was my understanding as well.  I believe that is what we had in the
> description of the maneuver under the downgrades.  It said “maneuver not
> centered” In parentheses it had “knife edge”.  I assume that would be the
> center of the second knife edge.
>
> Braxton Dudley
>
>
> On Nov 26, 2019, at 2:21 PM, joncarter60 via NSRCA-discussion
> <nsrca-discussion at lists.nsrca.org> <nsrca-discussion at lists.nsrca.org>
> wrote:
>
> 
> That is certainly my interpretation as well.
>
> Jon Carter
>
>
>
> Sent via the Samsung Galaxy S® 6 edge, an AT&T 4G LTE smartphone
>
> -------- Original message --------
> From: Stuart Chale via NSRCA-discussion <nsrca-discussion at lists.nsrca.org>
> <nsrca-discussion at lists.nsrca.org>
> Date: 11/26/19 5:16 AM (GMT-08:00)
> To: Don Ramsey via NSRCA-discussion <nsrca-discussion at lists.nsrca.org>
> <nsrca-discussion at lists.nsrca.org>
> Subject: Re: [NSRCA-discussion] Center of 3 of 4 pt roll reversed
>
> I believe it should be the center of the second knife edge.
>
> Stuart
> On 11/26/2019 8:02 AM, Don Ramsey via NSRCA-discussion wrote:
>
> Has anyone considered what the center of the 3of4 pt rolls reversed in the
> Masters sequence might be?
>
>
>
>
>
>
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-- 
Vicente "Vince" Bortone
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