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Male Division
OFFICIAL ATHLETE PROFILE

Mark Herald

Nationality / Location

United States

DUPR ID Number

8907QV

Technical Style

All-Court Defensive Wall

Age Division

Open Classification

Doubles DUPR3.971Reliability: 96%
Singles DUPRN/AReliability: 0%
Total Matches148Logged Records
Wins / Losses60/88Winrate: 40.5%

Doubles DUPR Trajectory

2025-08-17DUPR: 3.8522025-09-01DUPR: 3.8802025-09-16DUPR: 3.8932025-10-01DUPR: 3.9042025-10-16DUPR: 3.9292025-10-31DUPR: 3.9592025-11-15DUPR: 4.0002025-11-15DUPR: 3.9922025-12-06DUPR: 4.0442025-12-06DUPR: 4.0452025-12-06DUPR: 4.0652025-12-06DUPR: 4.0512025-12-06DUPR: 4.0582025-12-06DUPR: 4.0272026-01-31DUPR: 4.0322026-01-31DUPR: 4.0432026-01-31DUPR: 4.0472026-02-07DUPR: 4.0042026-02-07DUPR: 3.9982026-02-07DUPR: 4.0372026-02-07DUPR: 4.0542026-02-07DUPR: 4.0312026-03-14DUPR: 3.9712026-03-14DUPR: 3.9662026-03-14DUPR: 3.9994.1273.3892025-08-172026-03-14

GPN Activity & Dedication Matrix

Matches: 56Active Days: 36
MonWedFriSun
18 weeks ago
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Agent Data Access (API)

Sovereign machine-readable APIs for AI search agents and crawler endpoints.

cURL Request:

curl -H "Accept: application/json" \
  https://picklegravity.com/api/knowledge/player-mark-herald-8907QV

Advanced Performance Metrics

Strength of Schedule (SoS)

4.010

Clutch Index (CPI)

0%

Points Gained (DPG)

-5.25

Home Club

N/A

STREAK

0 Week Activity Streak

Personal Best: 2 weeks

Playstyle & Physical Metrics

All-Court Defensive Wall

An outstanding defensive asset capable of recovering difficult angles and resetting fast speed-ups back into the kitchen.

Control87%
Power72%
Agility72%
Spin72%
Stamina72%

Preferred Home Court

Indianapolis, IN

Doubles Partner Chemistry

Kent Chezem

DUPR: 3.64 · ID: Z9RG6P

CHEMISTRY

92%

"Defensive alignment: Both players excel at soft resets and kitchen dinking."

Record: 17 matches played together · 35% win rate

Upcoming Matches & Pairings

League LadderScheduled

Jeff McKnight

DUPR: 4.91 · Opponent

Date: Saturday, June 13, 2026 at 10:00 AM
Location: Rouge Woods Community Centre
Practice MatchPending Confirmation

Ryan Rypka

DUPR: 4.75 · Opponent

Date: Tuesday, June 16, 2026 at 6:30 PM
Location: L'Amoreaux Tennis Centre