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Sienna Achterberg

13 yrs·Female·Riverside Swimming Club·Stingrays (11–13)
Best QualAus Age
Events (PBs)
6
Total Swims
27
Top Strokes
Free, IM
Trajectory
Improving fast

FINA points compare performances across courses.

Progression

MetroState AgeAus Age2:32.18 · May 252:21.98 · Dec 252:13.52 · June 262:13.522:32.18May 25June 26

Faster times sit lower — the line drops as the swimmer improves. Dashed lines mark the qualifying time for each tier at the current age.

Stroke Strengths

Best result in each stroke vs the qualifying ladder for this age

MetroStateAus AgeFree100Back76Breast—Fly—IM76

Rings: Metro · State · Aus Age. A dash means the stroke hasn't been raced.

Athlete Profile

What the race results show — measured, not inferred

Strongest event

200m Freestyle

Top 5% for age · 593 FINA points

Aus Age
Race shapeBalanced range
SprintDistance

Strongest in Freestyle

MomentumImproving fast

Per year

+11.9%

PBs / 12mo

15

Last PB

2mo ago

Sienna's strongest event is the 200m Freestyle (an Australian Age qualifier). Racing a balanced spread of distances, strongest in freestyle. Improving — about 11.9% faster across events over the past year, with 15 personal bests in the last 12 months.

Racecraft

Balanced

Across 13 raced splits, Sienna’s back half runs +4.5% vs the front (dive-adjusted) — splits races evenly — a solid racing base to build speed on. ≈1.0s a race is sitting in the back half — available from pacing alone.

50m29.07
100m32.61
Faded lateOut in 29.07, home in 32.61 · back half +3.54s raw, allowing ~1s for the dive
≈1.6s of free speedHolding an even-effort back half makes this swim ~1:00.04 — no extra fitness, just pacing.

Qualifications

0
PB
0
Metro
4
State Age
2
Aus Age

Personal Bests & Progress

EventPB
200m FreestyleLCM
Aus Age
2:13.52
Top tier
−18.66s−12.3%
100m FreestyleLCM
Aus Age
1:01.68
Top tier
−8.39s−12.0%
100m FreestyleSCM
State Age
1:01.91
Top tier
−8.84s−12.5%
200m Ind. MedleySCM
State Age
2:33.32
Top tier
−19.75s−11.4%
50m FreestyleSCM
State Age
28.88
Top tier
−3.60s−11.1%
50m BackstrokeSCM
State Age
34.51
Top tier
−4.76s−12.1%

“To next milestone” is how much time must come off the PB to clear the next tier. “12-mo gain” compares the last year’s best with the best before it.

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