Hughbert Alexander

Corryong Cup 2022 · Task 3 (Open) (Wed, 12 Jan 2022) · open · ranked #5 · times in Australia/Melbourne (GMT+11)

Scores computed

Landed out at 47.1 km — 528.7 points

Click any highlighted step in the explanation to see where it happened.

The flight

What the tracklog shows, and which crossings scored.

Day quality — points on offer

Task validity 70.87% of a perfect day, so 708.7 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?70.87%

Time validity — was the winning time long enough relative to the nominal time?100%

Points on offer for the day708.7 pts

1000 × 1.00 × 0.7087 × 1.00 = 708.7

Split between the components by the goal ratio

distance 606 · time 102.7

Distance points

528.7 pts

Scored distance47.1 km

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

Best distance in class57.7 km

Linear half — half the available points scale with your share of the best distance247.6 pts

0.5 × (47.116 km ÷ 57.651 km) × 606 = 247.6

Difficulty half — rewards flying past stretches where many pilots landed281.1 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.

Total

528.7 pts

Distance + time + leading + arrival, minus penalties528.7 pts

round(528.7 + 0.0, 1 dp) = 528.7

Track data cleaning

5 of 10284 GPS fixes (<0.1%) carried an implausible altitude and were repaired before analysis — flagged by vertical-speed limits (no barometric channel to cross-check). Positions and times are never altered. How data cleaning works

18:33:45–18:33:47 · 3 fixes · up to 170 m off
18:35:17 · 1 fix · up to 237 m off
18:35:44 · 1 fix · up to 234 m off