I-Fen Chang

I-Fen Chang

PrimaryCompound CountryTPE LocationTPE
Primary Rating
912.0
± 108.5
Strong International Level Para Athlete

The ± value is your rating deviation (RD) measuring the uncertainty in the APR.

2Total Scores
1Rated Styles
2History Points
Jul 4, 2026Latest Score

Ratings by Style

Compound
Overall APR
912.0
±108.5
Indoor: —
Outdoor: 912.0 (2 scores)
Scores: 2
Last competition: Jul 4, 2026
≈ 9.120 avg on 122cm/70m
Consistency Score: 79.3%
Based on 24 ends from 2 events
Peak Potential: 931.6 APR

Consistency measures how closely your arrow distribution matches the expected ASL model for your rating level. Peak Performance is what your rating potential would be with 100% consistency.

Predicted Scores Based on Current Rating

Projected round outcomes by style
Round Distance Current Rating Peak Potential
Score X Score X
WA Indoor 18m - Full Face Compound 18.0m 588 27 594 32
WA 720 - 50m (Compound 6-Ring) Compound 50.0m 650 7 662 9

Predictions use the APR reference model. Actual scores may vary with conditions.

Rating history

APR ±RD range Style benchmarks
Rating history data is available in the scores table below.

Recent Scores

Showing 1-2 of 2 scores
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Competition scores submitted for this archer
Date Event Round Distance Age Group Style Score X / 10s APR Peak Score Peak APR
Jul 4, 2026 Nove Mesto 2026 Hyundai World Archery Para Series WA 720 - 50m (Compound 6-Ring) 50.0m Senior Compound 648 7X
909.3 Standard APR

Standard APR uses your total score and round geometry with the core ASL (arrow score level) model, then applies indoor or field adjustments when rules require them.

How APR works

651
8X
915.2
Sep 28, 2025 Gwangju 2025 World Archery Para Championships WA 720 - 50m (Compound 6-Ring) 50.0m Compound 648 12X
916.1 Standard APR

Standard APR uses your total score and round geometry with the core ASL (arrow score level) model, then applies indoor or field adjustments when rules require them.

How APR works

i
662
9X
931.6