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David Shin

Diamond Bar, CA
3.5C year-end 2025
i
Computer — generated by the USTA algorithm from match play
31 matches · 16W–15L · seasons 2025–2026

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Match history31 matches
W
2026-07-19 · SGV Underdogs-Luzzi-Diamond Bar HS/SU10 · #3 Doubles · 7.0 · with Ted Shen
expectation pending — we’re still fetching an opponent’s record
6-0, 6-0
L
2026-07-18 · SGV Underdogs-Luzzi-Diamond Bar HS/SU10 · #3 Doubles · 7.0 · with Ruben Ron
expectation pending — we’re still fetching an opponent’s record
7-5, 4-6, 0-1
L
2026-07-11 · SGV Underdogs-Luzzi-Diamond Bar HS/SU10 · #1 Doubles · 7.0 · with Joseph Luzzi
expectation pending — we’re still fetching an opponent’s record
3-6, 3-6
W
Daniel Herman / Rick Leckrone
2026-06-28 · SGV Underdogs Aces-Luzzi-Diamond Bar HS/SA8 · #1 Doubles · 3.5 · with Ted Shen
expectation pending — we’re still fetching an opponent’s record
6-1, 6-4
W
Jose Lopez / Russel Segawa
2026-06-27 · SGV Underdogs Aces-Luzzi-Diamond Bar HS/SA8 · #1 Doubles · 3.5 · with Marcio Rodrigues
expectation pending — we’re still fetching an opponent’s record
6-4, 6-4
W
2026-06-21 · SGV Underdogs Aces-Luzzi-Diamond Bar HS/SA8 · #1 Doubles · 3.5 · with Ted Shen
expectation pending — we’re still fetching an opponent’s record
7-5, 7-5
L
2026-06-07 · SGV Underdogs-Luzzi-Diamond Bar HS/SU10 · #1 Doubles · 7.0 · with Ruben Ron
expectation pending — we’re still fetching an opponent’s record
4-6, 1-6
W
Jung Hee Lee / Min Kim
2026-06-06 · SGV Underdogs Aces-Luzzi-Diamond Bar HS/SA8 · #1 Doubles · 3.5 · with Ted Shen
expectation pending — we’re still fetching an opponent’s record
6-4, 7-6
L
2026-05-31 · SGV Underdogs-Luzzi-Diamond Bar HS/SU10 · #2 Doubles · 7.0 · with Ruben Ron
expectation pending — we’re still fetching an opponent’s record
2-6, 4-6
W
Byron Lee / Michael Riley
2026-05-24 · SGV Underdogs Aces-Luzzi-Diamond Bar HS/SA8 · #2 Doubles · 3.5 · with Ted Shen
expectation pending — we’re still fetching an opponent’s record
6-0, 6-2
L
2026-05-17 · SGV Underdogs Aces-Luzzi-Diamond Bar HS/SA8 · #2 Doubles · 3.5 · with Alejandro Mejia
expectation pending — we’re still fetching an opponent’s record
5-7, 1-6
W
2026-04-11 · SGV Underdogs Aces-Luzzi-Diamond Bar HS/SA8 · #2 Doubles · 3.5 · with Marcio Rodrigues
expectation pending — we’re still fetching an opponent’s record
7-6, 4-6, 1-0
Where you rank locallyagainst everyone at your level
Teams15 teams · 2023–2026
SGV Underdogs Aces-Luzzi-Diamond Bar HS/SA8
2026 Adult Division - 18 & Over San Gabriel Valley · SGV - Men 3.5 · 18+
2026
SGV Underdogs Aces-Luzzi-Diamond Bar HS/SU8
2026 SoCal Doubles 18 & Over - San Gabriel Valley · SGV - Men 3.5 · 18+
2026
SGV Underdogs Aces-Luzzi-Diamond Bar HS/SU8
2026 Adult Division - 40& Over San Gabriel Valley · SGV - Men 3.5 · 40+
2026
SGV Underdogs-Luzzi-Diamond Bar HS/SU10
2026 Adult Division - 55 & Over - San Gabriel Valley · SGV - Men 7.0 · 55+
2026
Over timerating by season, and how you rank
By level2 levels played
3.5
63.2%
12W–7L · 52.5% of games
7.0
33.3%
4W–8L · 50.7% of games

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

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.

Success is a journey, not a destination. The doing is often more important than the outcome.
Arthur Ashe