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Jack Amster
Rankings
Square-1 (WCA) world ranking (single)

Jack Amster — Square-1 (WCA) world ranking (single) history

Primary report

Ranking History

How each competitor's rank moved over time, from the event-sourced ranking log.

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Primary report

Ranking History

How each competitor's rank moved over time, from the event-sourced ranking log.

Ranking history

World Rank over time

Snapshot Matrix

Structured side-by-side comparison across performance, rankings and competition profile — Square-1 (WCA) · single

Crown = best in category

Metric

Jack Amster

2023AMST02 …

Performance

Best average

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Best single

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Rankings

Career best rank

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Competition profile

Competitions

PRs (single)

First competition

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Latest competition

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Career span

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Lower is better for times and rankings; higher is better for counts. Rankings come from the event-sourced ranking log, results from the WCA mirror.