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William Calbeck

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Walnut Creek, CA
3.5S year-end 2025
i
Self-rated, or a medical appeal
8 matches · 1W–7L · seasons 2019–2025
Match history8 matches
L
2025-10-22 · WALNUT CREEK RC/Walnut Creek TC CM6.5C · #1 Doubles · 6.5 · with LOUIS CASTANEDA
doesn’t count toward your NTRP rating
2-6, 2-6
L
2025-09-29 · WALNUT CREEK RC/Walnut Creek TC CM6.5C · #2 Doubles · 6.5 · with Phillip Johnson
doesn’t count toward your NTRP rating
4-6, 2-6
L
2025-09-12 · WALNUT CREEK RC/Walnut Creek TC CM6.5C · #2 Doubles · 6.5 · with Alan Roth
doesn’t count toward your NTRP rating
1-6, 3-6
L
2022-09-27 · WILLOW PASS PK S70M7.0A · #2 Doubles · 7.0 · with William Ogden
no estimate for this season
i
Our model did not follow this player through that season: none of their matches that season carried an individual NTRP level (55 & Over and combo leagues are rated on combined levels), so it had nothing to start from. The match still counts toward the USTA rating.
1-6, 0-6
L
2019-07-21 · VALLEY VISTA RC/VVRC COURTS 18MX8.0A · #3 Doubles · 8.0 · with Danielle Calbeck mixed
doesn’t count toward your NTRP rating
1-6, 3-6
W
2019-03-30 · VALLEY VISTA RC/VVRC COURTS 40AM4.0A · #3 Doubles · 4.0 · with Kamal Mistry
loading the estimate
6-4, 6-4
L
2019-03-24 · VALLEY VISTA RC/VVRC COURTS 40AM4.0A · #2 Doubles · 4.0 · with Mark Joseph
loading the estimate
3-6, 0-6
L
2019-02-11 · VALLEY VISTA RC/VVRC COURTS 40AM4.0A · #3 Doubles · 4.0 · with Sergio Lira
loading the estimate
5-7, 4-6
Where you rank locallyagainst everyone at your level
Teams4 teams · 2019–2025
Over timerating by season, and how you rank
By level4 levels played
4.0
1W–2L
not enough matches yet
6.5
0W–3L
not enough matches yet
7.0
0W–1L
not enough matches yet
8.0mixed
0W–1L
not enough matches yet

Games won matters more than matches won — NTRP adjusts on margins.

By lineusually #2 Doubles, 50% of the time
#2 Doubles
50%
4 matches
#3 Doubles
38%
3 matches
#1 Doubles
13%
1 match

How often, across every team and every match we hold — including ones that do not count toward a rating. Advanced stats has a court-position table too, and it answers a different question: how well you do there, over matches that count. A team’s own page shows how that one team uses you.

Not affiliated with or endorsed by the USTA. Ratings labelled as published are USTA year-end figures; anything we describe as an estimate is ours, not USTA’s. Match data is from USTA TennisLink.

Champions keep playing until they get it right.
Billie Jean King