Skip to main content

Col Jackson

Corryong Cup 2017 · Task 4 (Open) (Sat, 14 Jan 2017) · open · ranked #15 · times in Australia/Melbourne (GMT+11)

Scores computed

Landed out at 26.3 km — 187.7 points

The flight

What the tracklog shows, and which crossings scored.

Crossed the start cylinder boundary 4 times. The scored start is the latest crossing from which the flight still makes its best run along the course — re-starting supersedes an earlier start, while simply flying back through the cylinder later in the task changes nothing.

Day quality — points on offer

Task validity 44.71% of a perfect day, so 447.1 of 1000 points were available.

Launch validity — did enough registered pilots launch?100%
Distance validity — did the field fly far enough relative to the nominal distance?60.45%
Time validity — was the winning time long enough relative to the nominal time?73.97%
Points on offer for the day447.1 pts

1000 × 1.00 × 0.6045 × 0.7397 = 447.1

Split between the components by the goal ratio

distance 196.2 · time 219.6 · arrival 31.4

Distance points

187.7 pts
Scored distance26.3 km

Measured along the optimized task line, up to the furthest point on course.

Best distance in class28.1 km
Linear half — half the available points scale with your share of the best distance91.7 pts

0.5 × (26.28 km ÷ 28.11 km) × 196.2 = 91.7

Difficulty half — rewards flying past stretches where many pilots landed96 pts

The difficulty curve is built from where the whole field landed out (FAI S7F §11.1.1).

Time points

0 pts
Time points are only awarded to pilots who reach the end of the speed section.

Arrival points

0 pts
Arrival points reward crossing the end of the speed section early relative to the other pilots who reached it.0 pts

Total

187.7 pts
Distance + time + leading + arrival, minus penalties187.7 pts

round(187.7 + 0.0, 1 dp) = 187.7