[NSRCA-discussion] Masters 2009: Two 2/2 reversed

Scott Smith js.smith at verizon.net
Sun Mar 1 12:16:15 AKST 2009


Look a little further down:

 

Two of Two Point Rolls Reversed - From level upright or inverted flight,
model performs one-half (1/2) roll to level inverted/upright flight,
hesitates, performs another one-half (1/2) roll in the same direction to
level upright/inverted flight. Immediately the model performs one-half (1/2)
roll to level inverted/upright flight in the opposite direction to the 1st
two half rolls, hesitates, performs another one-half (1/2) roll in the same
direction to level upright/inverted flight. 

 

 

  _____  

From: nsrca-discussion-bounces at lists.nsrca.org
[mailto:nsrca-discussion-bounces at lists.nsrca.org] On Behalf Of Glen Shepherd
Sent: Sunday, March 01, 2009 4:06 PM
To: nsrca-discussion at lists.nsrca.org
Subject: [NSRCA-discussion] Masters 2009: Two 2/2 reversed

 


I checked the RCA and I didn't see anything for Two (2) , 2/2 Reversed. I
used the NSRCA link to the RCA

2009-2010 RCA-32: "

Two (2), Two of Four (2/4pt) Point Rolls Reversed: From inverted flight.
Model rolls through 180 degrees, hesitating at each 90 degree point. Then
rolls through 180 degrees in the opposite direction hesitating at each 90
degree point. At each hesitation wings are parallel or vertical to the
horizon. Center is middle of upright flight. Downgrades: 

1. One-quarter rolls more or less than 90 degrees 

2. Model does not hesitate after each one-quarter roll 

3. Roll rate not constant 

4. Changes in altitude 

5. Changes in heading 

Two point (2/2pt) roll - slow roll reversed: Model performs a two point
(2/2pt) roll, immediately performs a slow roll in the opposite direction.
See descriptions of two point roll and slow roll for requirements and
downgrades for all elements except centering. Roll rates need not be the
same for the two point (2/2pt) and the slow roll. Downgrades: 

1. Centering. The center of the maneuver is determined as the middle of
combined roll elements. Center is determined by the midpoint between the
start of the two point (2/2pt) roll and finish of the slow roll. 

2. Roll reversal not immediate.

 

Glen Shapherd

NSRCA 3017

 

 

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