官方球员档案
John Keiffer
Nationality / Location
Danville, CA, US
DUPR ID Number
8E7QWW
Technical Style
All-Court Defensive Wall
Age Division
56 Years
Doubles DUPR4.718Reliability: 90%
Singles DUPR3.935Reliability: 5%
Total Matches210Logged Records
Wins / Losses123/87Winrate: 58.6%
DUPR 积分走势
近期运动频次矩阵 (近18周)
Matches: 50Active Days: 37
MonWedFriSun
18 weeks ago
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Today最近比赛对局
数据访问 (AI / 开发者)
提供机器可读的数据接口，支持大语言模型和智能体抓取与调用。
cURL Request:
curl -H "Accept: application/json" \ https://picklegravity.com/api/knowledge/player-john-keiffer-8E7QWW
高级表现数据
STREAK
0周 连续活动
生涯最长: 1周
技术能力与战术雷达数据
All-Court Defensive Wall
An outstanding defensive asset capable of recovering difficult angles and resetting fast speed-ups back into the kitchen.
Control87%
Power72%
Agility77%
Spin72%
Stamina72%
常驻活动场地
Bay Club Crow Canyon, Silver Lake Drive, Danville, CA, USA
黄金搭档化学反应
Alan Vernon
DUPR: 4.47 · ID: 3P674M
CHEMISTRY
89%
"Defensive alignment: Both players excel at soft resets and kitchen dinking."
Record: 2 matches played together · 100% win rate
预定比赛行程
League LadderScheduled
Sarah Daly
DUPR: 4.65 · Opponent
Date: Saturday, June 13, 2026 at 10:00 AM
Location: Culver City Paddle Tennis Courts
Practice MatchPending Confirmation
Beth Bellamy
DUPR: 5.77 · Opponent
Date: Tuesday, June 16, 2026 at 6:30 PM
Location: Santa Monica Pickleball Courts