Oct 31, 2026 · Doubles · 1D · Combo
Lost 3-6,1-6
−0.04
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Opponents
Bin FengCurrently on SUNNYVALE MTC CM8.5C 4.11Combo rating 3.73 → 3.69Doubles result
Oct 11, 2026 · Doubles · 1D · Mixed
Lost 5-7,1-6
−0.17
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.82 → 3.65Doubles result
Oct 10, 2026 · Doubles · 2D · Mixed
Lost 1-6,2-6
−0.09
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Opponents
Cori MehringCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK 55MX8.0A 3.82Peter NguyenCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK 55MX8.0A 3.90Mixed rating 3.91 → 3.82Doubles result
Oct 3, 2026 · Doubles · 1D · Combo
Lost 3-6,6-0,0-1
−0.12
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Opponents
Peter KuoCurrently on BAY CLUB SANTA CLARA CM7.5A 3.69Combo rating 3.85 → 3.73Doubles result
Oct 2, 2026 · Doubles · 3D · Mixed
Won 2-6,6-4,1-0
+0.04
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.86 → 3.91Doubles result
Sep 21, 2026 · Doubles · 3D · Mixed
Won 6-2,4-6,1-0
+0.09
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.77 → 3.86Doubles result
Sep 15, 2026 · Doubles · 2D · Combo
Lost 3-6,4-6
−0.17
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Opponents
Tung DoCurrently on SUNNYVALE MTC CM7.5A 3.82Max KwokCurrently on SUNNYVALE TC/SUNNYVALE MTC CM6.5D 3.57Combo rating 4.01 → 3.85Doubles result
Sep 12, 2026 · Doubles · 1D · Combo
Lost 2-6,6-7
−0.14
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Combo rating 4.16 → 4.01Doubles result
Sep 12, 2026 · Doubles · 1D · Mixed
Won 6-3,6-1
+0.05
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.72 → 3.77Doubles result
Sep 6, 2026 · Doubles · 1D · Mixed
Lost 2-6,6-2,0-1
−0.15
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.87 → 3.72Doubles result
Sep 1, 2026 · Doubles · 1D · Mixed
Won 6-4,4-6,1-0
+0.11
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.76 → 3.87Doubles result
Aug 13, 2026 · Doubles · Mixed
Won 6-4,7-5
+0.15
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Opponents
Chris LingCurrently on SUNNYVALE TC/SUNNYVALE MTC CM8.5F 3.92Mixed rating 3.61 → 3.76Doubles result
Jul 23, 2026 · Doubles · Mixed
Won 6-3,6-3
+0.04
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.57 → 3.61Doubles result
Jul 21, 2026 · Doubles · Mixed
Won 6-4,6-3
+0.14
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Opponents
Holly YipCurrently on CUPERTINO TC/CUPERTINO SC CW7.5A 3.44Jason LeeCurrently on CUPERTINO TC/CUPERTINO SC CM8.5A 3.97Mixed rating 3.43 → 3.57Doubles result
Jul 16, 2026 · Doubles · Mixed
Lost 2-6,2-6
−0.12
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Opponents
Mei ZhouCurrently on SANTA CLARA TC/SANTA CLARA TENNIS C CW5.5A 3.53Mixed rating 3.54 → 3.43Doubles result
Jul 11, 2026 · Doubles · Combo
Lost 4-6,4-6
−0.07
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Opponents
Michael LeeCurrently on WALNUT CREEK RC/Walnut Creek TC CM8.5B 3.94Combo rating 4.31 → 4.24Doubles result
Jul 11, 2026 · Doubles · Combo
Lost 1-6,6-7
−0.08
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Combo rating 4.24 → 4.16Doubles result
Jul 10, 2026 · Doubles · Combo
Won 7-5,6-4
+0.13
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Combo rating 4.17 → 4.31Doubles result
Jun 21, 2026 · Doubles · Mixed
Lost 2-6,6-3,0-1
−0.15
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.69 → 3.54Doubles result
Jun 15, 2026 · Doubles · Mixed
Lost 6-4,6-7,0-1
−0.08
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Opponents
Felicia TsaiCurrently on SANTA CLARA TC/SANTA CLARA TENNIS C CW7.5A 3.80Mixed rating 3.77 → 3.69Doubles result
Jun 14, 2026 · Doubles · Mixed
Lost 2-6,2-6
−0.05
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.82 → 3.77Doubles result
Jun 13, 2026 · Doubles · Combo
Won 6-4,5-7,1-0
+0.12
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Combo rating 4.05 → 4.17Doubles result
Jun 6, 2026 · Singles
Won 6-0,6-3
+0.06
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Opponents
Shi DongCurrently on SUNNYVALE MTC CM7.5D 3.69Rating 3.94 → 4.00Singles result
May 17, 2026 · Doubles · Combo
Won 6-3,3-6,1-0
+0.10
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Opponents
Peter NguyenCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK 55MX8.0A 3.85Jason WilberCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK 55MX8.0A 3.65Combo rating 3.95 → 4.05Doubles result
May 8, 2026 · Singles
Won 6-4,6-1
+0.07
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Rating 3.87 → 3.94Singles result
May 7, 2026 · Doubles · Combo
Won 6-1,6-1
+0.16
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Combo rating 3.79 → 3.95Doubles result
May 5, 2026 · Singles
Lost 4-6,4-6
−0.12
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Opponents
Bin FengCurrently on SUNNYVALE MTC CM8.5C 4.10Rating 3.99 → 3.87Singles result
May 2, 2026 · Doubles
Lost 6-4,3-6,0-1
−0.08
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Rating 4.07 → 3.99Doubles result
Apr 25, 2026 · Doubles · Combo
Lost 3-6,1-6
−0.15
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Opponents
Bin WanCurrently on CUPERTINO TC/CUPERTINO SC CM7.5B 3.71Combo rating 3.94 → 3.79Doubles result
Apr 18, 2026 · Singles
Won 6-2,2-6,1-0
+0.04
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Rating 4.03 → 4.07Singles result
Apr 4, 2026 · Doubles
Lost 6-3,1-6,0-1
−0.07
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Rating 4.09 → 4.03Doubles result
Apr 4, 2026 · Doubles · Combo
Won 6-4,4-6,1-0
+0.12
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.69Opponents
Bin WanCurrently on CUPERTINO TC/CUPERTINO SC CM7.5B 3.71Tao JinCurrently on RINCONADA PK CM8.5A 3.63Combo rating 3.82 → 3.94Doubles result
Mar 12, 2026 · Singles
Won 6-4,6-1
+0.16
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Rating 3.94 → 4.09Singles result
Mar 10, 2026 · Doubles · Mixed
Lost 2-6,4-6
−0.06
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.87 → 3.82Doubles result
Mar 9, 2026 · Singles
Won 6-2,6-2
+0.14
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Rating 3.79 → 3.94Singles result
Feb 28, 2026 · Doubles
Won 6-4,6-2
+0.13
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Rating 3.66 → 3.79Doubles result
Feb 27, 2026 · Doubles · Mixed
Lost 1-6,2-6
−0.07
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.95 → 3.87Doubles result
Feb 19, 2026 · Singles
Lost 0-6,3-6
−0.05
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Rating 3.71 → 3.66Singles result
Feb 7, 2026 · Singles
Won 6-3,6-0
+0.01
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Opponents
Kan YuCurrently on SUNNYVALE TC/SUNNYVALE MTC CM6.5A 3.47Rating 3.70 → 3.71Singles result
Feb 5, 2026 · Doubles · Mixed
Won 6-2,6-0
+0.06
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Mixed rating 3.89 → 3.95Doubles result
Jan 31, 2026 · Singles
Won 3-6,6-4,1-0
+0.15
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Rating 3.55 → 3.70Singles result
Jan 22, 2026 · Singles
Won 6-2,1-6,1-0
+0.17
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Rating 3.37 → 3.55Singles result
Jan 18, 2026 · Doubles · Mixed
Lost 6-7,0-6
−0.08
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Opponents
Jerome PonsCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CM7.5C 4.09Mina FuCurrently on SUNNYVALE MTC CW8.5E 3.83Mixed rating 3.98 → 3.89Doubles result
Jan 17, 2026 · Singles
Won 6-3,6-0
+0.04
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 4.00Rating 3.33 → 3.37Singles result
Jan 11, 2026 · Doubles · Mixed
Lost 6-3,4-6,0-1
−0.12
Derek’s side
Derek ChenCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C 3.65Opponents
Ryan LowCurrently on SUNNYVALE TC/SUNNYVALE MTC CM7.5C 4.24Mixed rating 4.09 → 3.98Doubles result
Combo and mixed results move their own ratings, not your NTRP. USTA computes NTRP from adult singles and doubles only.