[NSRCA-discussion] From the Judges Chair

[Jas S]

If there was a roll on the exit, then I think we would be in the
'somewhere' center right?

Time for dinner, need to replenish...


On Tue, Apr 8, 2014 at 6:51 PM, Jas S <justanotherflyr at gmail.com> wrote:

>
> http://www.rcuniverse.com/forum/rc-pattern-flying-101/11596737-f-15-figure-9-centerline-question.html
>
> Post #8
>
>
> On Tue, Apr 8, 2014 at 6:50 PM, Jas S <justanotherflyr at gmail.com> wrote:
>
>> Oh yea, forgot about those lol. Being in a straight line, the 'line'
>> (whole maneuver) is centered with those.
>>
>> Someone posted a drawing of the 9 on RCU, and while the center is the
>> whole maneuver works, isn't it going to be the center of the loops/roll
>> when done correctly?
>>
>>
>> On Tue, Apr 8, 2014 at 6:21 PM, Derek Koopowitz <derekkoopowitz at gmail.com
>> > wrote:
>>
>>> So in years past we've had a 1 1/2 snap roll followed by a 2 1/2 rolls in
>>> the opposite direction.  Where is the center on that maneuver?  The center
>>> is the mid-point between the start and finish of the maneuver (including
>>> straight line in and straight line out).  There is no definitive middle to
>>> these types of maneuvers and so a statement that it is "somewhere in
>>> between the 2 1/2 rolls" would be accurate as well - it depends on how
>>> fast/slow those rolls were done.
>>>
>>>
>>>
>>> *From:* nsrca-discussion-bounces at lists.nsrca.org [mailto:
>>> nsrca-discussion-bounces at lists.nsrca.org] *On Behalf Of *John Gayer
>>> *Sent:* Tuesday, April 08, 2014 3:03 PM
>>> *To:* General pattern discussion
>>>
>>> *Subject:* Re: [NSRCA-discussion] From the Judges Chair
>>>
>>>
>>>
>>> Derek,
>>> "Somewhere in the 3/4 loop portion" is awfully vague and unjudgeable. I
>>> could buy anywhere in the 3/4 loop portion but not somewhere.
>>> The center you are describing would appear to be affected somehow by the
>>> entry and exit lines of the maneuver as per your description in the March
>>> K-Factor. I don't see that. This maneuver(figure 9) could be described as a
>>> single loop with a straight vertical line between the first quadrant and
>>> the last three quadrants. What rolls occur do not affect that basic shape.
>>> That places the center of the maneuver at the initial pullup into a quarter
>>> loop just as it would for a simple loop. The apex of the 3/4 loop would
>>> also be on the centerline and so would the return to level flight at the
>>> exit.
>>> As far as the straight line entry and exit being somehow offset, I don't
>>> see that either. The entry line ends at the quarter loop pullup and exit
>>> line begins upon completion of the 3/4 loop. Those two points should form a
>>> vertical line. I see that as the maneuver centerline as well.
>>> It's certainly true that the aresti shows the wrong center and it is
>>> certainly true that the sub-committee chair has the last word but he should
>>> be using a better word than "somewhere".
>>> John
>>>
>>> On 4/8/2014 3:22 PM, Derek Koopowitz wrote:
>>>
>>> Anthony,
>>>
>>>
>>>
>>> This shouldn't be confusing at all... the center of the maneuver is the
>>> middle point between the start and end of the maneuver.  How much more
>>> simple can it get?   The statement that the "middle should be somewhere in
>>> the 3/4 loop portion" is correct - depending on the size of the 3/4 loop which
>>> must match the radius of the 1/4 loop from horizontal to vertical when the
>>> maneuver starts.  That center portion will change for every pilot as each
>>> pilot will fly it differently.
>>>
>>>
>>>
>>> Your comment about "many outside the US" isn't accurate - if they see it
>>> differently then they are incorrect.  The clarification I got is straight
>>> from the F3 sub-committee chair...
>>>
>>>
>>>
>>> -Derek
>>>
>>>
>>>
>>>
>>>
>>> *From:* nsrca-discussion-bounces at lists.nsrca.org [
>>> mailto:nsrca-discussion-bounces at lists.nsrca.org<nsrca-discussion-bounces at lists.nsrca.org>]
>>> *On Behalf Of *Anthony Romano
>>> *Sent:* Tuesday, April 08, 2014 11:27 AM
>>> *To:* nsrca-discussion at lists.nsrca.org
>>> *Subject:* Re: [NSRCA-discussion] From the Judges Chair
>>>
>>>
>>>
>>> Would love to see a review of maneuver 13 of the Finals sequence. In the
>>> March Kfactor the center was described as "should be the middle of the
>>> maneuver somewhere in the 3/4 loop portion." While the many outside the US
>>> see it that the loop is centered and the Aresti in the latest FAI sporting
>>> code show the upline being centered.
>>>
>>>
>>>
>>> A bit confusing,
>>>
>>>
>>>
>>> Anthony
>>> ------------------------------
>>>
>>> Date: Tue, 8 Apr 2014 09:28:00 -0700
>>> From: joncarter60 at comcast.net
>>> To: nsrca-discussion at lists.nsrca.org
>>> Subject: [NSRCA-discussion] From the Judges Chair
>>>
>>> Hey guys - we got an excellent suggestion from the group for last
>>> month's article so I thought I would ask again! Anyone have a burning
>>> maneuver or judging question? Just let me know.
>>>
>>>
>>>
>>> Thanks,
>>>
>>>
>>>
>>> Jon Carter
>>>
>>> Judging Committee Chairman
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> Sent via the Samsung GALAXY S(R)4, an AT&T 4G LTE smartphone
>>>
>>>
>>> _______________________________________________ NSRCA-discussion mailing
>>> list NSRCA-discussion at lists.nsrca.org
>>> http://lists.nsrca.org/mailman/listinfo/nsrca-discussion
>>>
>>>
>>>
>>>
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>>>
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>>>
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>>>
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>>>
>>>
>>>
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>>>
>>
>>
>>
>> --
>> Jason
>> http://jasonshangar.weebly.com/
>>
>
>
>
> --
> Jason
> http://jasonshangar.weebly.com/
>



-- 
Jason
http://jasonshangar.weebly.com/
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