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Doug Callahan

Litchfield Park, AZ
3.0C year-end 2025
i
Computer — generated by the USTA algorithm from match play
82 matches · 30W–52L · seasons 2019–2026

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Match history82 matches
L
2026-04-15 · 3.0 WIG Wigwam M40S · #2 Doubles · 3.0 · with Mark della Paolera
expectation pending — we’re still fetching an opponent’s record
2-6, 4-6
L
2026-04-08 · 3.0 WIG Wigwam M40S · #1 Doubles · 3.0 · with Jon Finelli
expectation pending — we’re still fetching an opponent’s record
4-6, 3-6
L
2026-04-01 · 3.0 WIG Wigwam M40S · #2 Doubles · 3.0 · with Julio GAMEZ
expectation pending — we’re still fetching an opponent’s record
1-6, 1-6
L
2026-03-11 · 3.0 WIG Wigwam M40S · #3 Doubles · 3.0 · with Justin Kane
expectation pending — we’re still fetching an opponent’s record
0-6, 6-4, 0-1
L
2026-02-11 · 3.0 WIG Wigwam M40S · #2 Doubles · 3.0 · with Lawrence Taylor
expectation pending — we’re still fetching an opponent’s record
4-6, 2-6
L
2026-02-04 · 3.0 WIG Wigwam M40S · #1 Doubles · 3.0 · with Jon Finelli
expectation pending — we’re still fetching an opponent’s record
6-2, 2-6, 0-1
L
2026-01-28 · 3.0 WIG Wigwam M40S · #3 Doubles · 3.0 · with Mark Bank
expectation pending — we’re still fetching an opponent’s record
5-7, 2-6
W
2025-12-10 · 3.0 WIG Wigwam M40F · #2 Doubles · 3.0 · with Lawrence Taylor
expectation pending — we’re still fetching an opponent’s record
6-4, 6-1
L
2025-12-03 · 3.0 WIG Wigwam M40F · #1 Doubles · 3.0 · with Jorge Hernandez
expectation pending — we’re still fetching an opponent’s record
1-6, 2-6
L
2025-10-29 · 3.0 WIG Wigwam M40F · #1 Singles · 3.0
expectation pending — we’re still fetching an opponent’s record
2-6, 0-6
L
2025-10-15 · 3.0 WIG Wigwam M40F · #1 Doubles · 3.0 · with Mark della Paolera
expectation pending — we’re still fetching an opponent’s record
2-6, 1-6
W
Amit Kumar / Sanjay Madaan
2025-10-08 · 3.0 WIG Wigwam M40F · #2 Doubles · 3.0 · with Mark della Paolera
expectation pending — we’re still fetching an opponent’s record
6-4, 6-4
Where you rank locallyagainst everyone at your level
Teams20 teams · 2021–2027
Over timerating by season, and how you rank
By level5 levels played
3.0
54.3%
19W–16L · 51.9% of games
3.5
15.2%
5W–28L · 38.5% of games
6.5
2W–1L
not enough matches yet
7.0
22.2%
2W–7L · 32.9% of games
7.0mixed
2W–0L
not enough matches yet

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

By lineusually #3 Doubles, 44% of the time
#3 Doubles
44%
36 matches
#2 Doubles
28%
23 matches
#1 Doubles
21%
17 matches
#1 Singles
6%
5 matches
#2 Singles
1%
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.

Pressure is a privilege.
Billie Jean King