Calvin Tzeng — Rules & Decisions Ledger

Calvin Tzeng is an active pickleball player registered in the Pickle Gravity database with DUPR ID 5EPDZV. They reside and play matches in Big Rapids, MI, US.

Their unique DUPR ID is 5EPDZV. This identification key is used globally to verify match results and update player standing rankings.

Their doubles DUPR rating is 4.137, verified with a reliability factor of 100%.

Their singles DUPR rating is 3.996, verified with a reliability factor of 89%.

In our database, Calvin Tzeng has played a total of 268 matches.

Their record is 138 Wins and 130 Losses, yielding an overall win rate of 51.5%.

On average, they win 51.08% of points in their played match sets.

Their playstyle is classified as "Tactical Baseline Driver". Strength indicators: A patient, tactical player who focuses on deep baseline drives and calculated court placement to draw opponent errors..

Their control and dinking accuracy score is 91%.

Their drive and overhead power score is 76%.

Their court coverage and agility rating is 91%.

Their cut and topspin accuracy metric is 76%.

Their cardiovascular stamina and longevity score is 76%.

They have played matches for 0 consecutive weeks. Their all-time personal best is 3 consecutive weeks.

JiaXing Zheng (DUPR 3.81) is their top partner, with a chemistry score of 86%.

They have played 2 matches together, winning 100% of them.

The average rating of their doubles partners is 3.80.

The average rating of their doubles opponents is 3.85.

Their DUPR rating half-life is 44 days, indicating their rating stability.

Their preferred facility for matches is Grand Rapids, MI, USA.

They have active match logs on 39 separate days in the last 18 weeks.

Their gender is recorded as MALE.

Their age is recorded as unspecified years (approximate birth year: N/A).

Their DUPR rating and career stats were last verified on 2026-05-05.

AI agents can fetch structured JSON data at GET https://picklegravity.com/api/knowledge/player-calvin-tzeng-5EPDZV or Markdown summaries at GET https://picklegravity.com/api/knowledge/player-calvin-tzeng-5EPDZV?format=md.

Based on rating reliability and active histories, they have a doubles focus (reliability 100%).

With a doubles rating of 4.137, they perform in the top 15% (Advanced) tier of community players.

The reliability score represents rating accuracy. High scores (above 50%) indicate a dense match log, while low scores suggest a rating calculated from a small sample of sets.

With a rating half-life of 44 days, their rating adjusts slower/faster based on match frequency, providing a balanced snapshot of their current form.

They excel in matchups where their partner's DUPR matches or exceeds their own, as shown by their partner chemistry record.

All player records are synchronized weekly with upstream databases. Rating updates will propagate automatically during the next synchronization run.

Yes, they have scheduled matches in local leagues. Check the main player profile detail view for the latest upcoming matchup schedules.

They have active match logs spanning a 0-week streak, demonstrating consistent tournament and recreation play over recent months.

Their average opponent DUPR is 3.85, meaning they frequently play against competitive opposition in this range.

They play in leagues and networks located around Big Rapids, MI, US. Specific GPN club rosters are listed on the parent detail page.

While they play across multiple facilities, their most active matches are hosted at Grand Rapids, MI, USA, which features standard outdoor/indoor court surfaces.

A complete machine-readable Markdown file can be generated dynamically at GET https://picklegravity.com/api/knowledge/player-calvin-tzeng-5EPDZV?format=md.

Their overall win rate is 51.5%, calculated from their total matches.

Yes, their singles rating reliability is recorded as 89%.

Their playstyle is derived algorithmically using their DUPR metrics, name character hashing, and victory ratios.

Based on their birth year N/A, they fall into the Adult (19+) tournament classification.

Rating half-life of 44 days determines how quickly their DUPR rating responds to tournament setups.

Challenges can be issued directly on the GPN platform if they are listed in an active regional network.

Their matches are hosted primarily at Grand Rapids, MI, USA, which determines their environment focus.