Porter Graham

Porter Graham

PrimaryBarebow CountryUSA LocationMaryland, USA
Primary Rating
513.6
± 59.2
Developing Level

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

7Total Scores
1Rated Styles
7History Points
Mar 1, 2026Latest Score

Ratings by Style

Barebow
513.6
±59.2
Scores: 7
Last competition: Mar 1, 2026
≈ 5.136 avg on 122cm/70m
Consistency Score: 79.2%
Based on 60 ends from 2 events
Peak Potential: 480.0 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
No predictions available.

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

Some predictions are unavailable for this APR/style combination.

Rating history

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

Recent Scores

Showing 1-7 of 7 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
Mar 1, 2026 57th USA Archery Indoor Nationals WA Indoor 18m - Full Face 18.0m U13 Barebow 357 1 10s
384.0 Estimated APR

Estimated APR blends information when the score alone does not pin down a single ASL solution as tightly as usual.

How APR works

i
422.9
Mar 1, 2026 57th USA Archery Indoor Nationals WA Indoor 18m - Full Face 18.0m U13 Barebow 387 3 10s
414.6 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
480.0
Jan 25, 2026 2026 Lancaster Archery Classic Lancaster 18m - Barebow 18.0m Barebow 323
APR input: 322 + 1X
source_total includes X bonus; arrow detail verified; APR/ASL input normalized to 10-point total
0 10s
614.6 Developmental APR

Developmental APR is used when the score is below the range where the standard solver is informative; the system maps performance to the APR scale in a simpler, conservative way.

How APR works

i
Jul 20, 2025 2025 WIAWIS USA Archery JOAD Target Nationals WA 720 - 30m (122cm) 30.0m U13 Barebow 581 1X
684.3 Developmental APR

Developmental APR is used when the score is below the range where the standard solver is informative; the system maps performance to the APR scale in a simpler, conservative way.

How APR works

Jul 20, 2025 2025 WIAWIS USA Archery JOAD Target Nationals WA 720 - 30m (122cm) 30.0m U13 Barebow 501 0X
560.1 Developmental APR

Developmental APR is used when the score is below the range where the standard solver is informative; the system maps performance to the APR scale in a simpler, conservative way.

How APR works

Feb 23, 2025 56th USA Archery Indoor Nationals WA Indoor 18m - Full Face 18.0m U13 Barebow 353 2 10s
408.7 Estimated APR

Estimated APR blends information when the score alone does not pin down a single ASL solution as tightly as usual.

How APR works

i
421.8
Feb 23, 2025 56th USA Archery Indoor Nationals WA Indoor 18m - Full Face 18.0m U13 Barebow 320 3 10s
613.3 Developmental APR

Developmental APR is used when the score is below the range where the standard solver is informative; the system maps performance to the APR scale in a simpler, conservative way.

How APR works

i