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Erwin Chung

Newcastle, WA
4.0C year-end 2025
46 matches · 23W–23L · seasons 20222026
Bump probability
3.54.04.5lowhigh

Where this rating stands today. Taller means more likely. The dashed lines are the band edges, and the three shaded areas are the three percentages below.

3.78
estimated dynamic rating
Where the rating sits now, on 23 matches this season · USTA never publishes this number
0%
down to 3.5
100%
stay 4.0
0%
up to 4.5

A 4.0 runs from 3.51 to 4.00. This rating sits in the middle of the band, and every match moves it.

Our estimate, not a USTA figure — scale measured at this point of 2023 on 2160 players. Graded publicly in December when USTA publishes year-end ratings. It moves when you play, and occasionally when we improve the model.

Where you rank
Newcastle · 4.0
3 of 5
WA · 4.0
196 of 840

Erwin is ranked among players at the same level in the same place, by our estimated dynamic rating — not the published level, which is the same for everyone in the band. Groups smaller than five are not ranked, because a placing out of two is noise dressed as standing.

Over timerating by season, and how you rank
Rating by season

Erwin has been a steady 4.0 across all 2 seasons on record.

3.54.020252026

The line is our estimate; the horizontal lines are level boundaries, so crossing one is a bump. Hollow points are years we inferred from the level played the following season, because USTA publishes a current rating but no history.

How you rank at your level
At 4.0, Erwin has gone from the 40th to the 34th percentile of players at that level, 2025 to 2026.

Percentile compares the same level in the same season, by share of games won. Mixed is shown for context — USTA rules exclude it from your adult rating unless mixed is all you play.

By level4 levels played
4.0
36%
9W–16L · 45.3% of games
6.0mixed
100%
7W–0L · 68.5% of games
7.0mixed
50%
5W–5L · 54.2% of games
8.0mixed
1W–2L
not enough matches yet

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

Match history46 matches
W
2026-07-25 · #2 Doubles · 8.0 · with Brendalen Hutchinson
+0.000better than expected — took 59% of games against 42% expected
7-6, 6-3
W
2026-07-18 · #1 Doubles · 4.0 · with Adam Holt
+0.022better than expected — took 53% of games against 44% expected
6-3, 3-6, 1-0
L
Wilfredo Dela Cruz / My Nguyenmixed
2026-07-18 · #2 Doubles · 8.0 · with Jessie Song
+0.000below expectation — took 20% of games against 45% expected
4-1
W
Brent Gustafson / Tom Gething
2026-06-30 · #1 Doubles · 4.0 · with Adam Holt
+0.089better than expected — took 92% of games against 46% expected
6-0, 6-1
L
2026-06-28 · #3 Doubles · 8.0 · with Brendalen Hutchinson
+0.000about as expected — took 40% of games against 41% expected
6-1, 5-7, 1-0
W
Jason Hsu / Hui Yang
2026-06-06 · #3 Doubles · 4.0 · with Jason Shinn
+0.085better than expected — took 75% of games against 37% expected
6-2, 6-2
L
David Lam / Abraham Ahn
2026-05-29 · #1 Doubles · 4.0 · with Brett Shell
0.024below expectation — took 25% of games against 41% expected
6-4, 6-0
L
William Tong / Eliot Tong
2026-05-23 · #1 Doubles · 4.0 · with Ratish Prasad
0.032below expectation — took 0% of games against 29% expected
6-0, 6-0
L
Andrew Winton
2026-05-12 · #1 Singles · 4.0
0.008below expectation — took 37% of games against 42% expected
6-4, 6-3
W
Hesper Yu / Benjamin Kelch
2026-05-10 · #2 Doubles · 4.0 · with Adam Corson
0.036below expectation — took 60% of games against 70% expected
6-4, 6-4
L
2026-04-25 · #1 Doubles · 4.0 · with Adam Corson
0.021below expectation — took 29% of games against 42% expected
6-2, 6-3
L
Eric Papamarcos / Zachary Chalett
2026-04-17 · #1 Doubles · 4.0 · with Adam Holt
+0.036better than expected — took 41% of games against 31% expected
6-3, 7-6
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Not affiliated with or endorsed by the USTA. Rating shown is the published USTA year-end figure; match data is from USTA TennisLink.