Apr 4, 2026 · Doubles
Won 6-3,6-2
+0.03
Opponents
Marianne DundonCurrently on WALNUT CREEK RC/Walnut Creek TC CW9.5A
4.67Signy JuddCurrently on WALNUT CREEK RC/Walnut Creek TC CW9.5A
4.58Rating 5.06 → 5.09Doubles result
Player profile
Mariko Fritz-krockow’s NorCal tennis rating
Mariko Fritz-krockow
USTA 5.0 · NorCal league player
current
▲ +0.15 this season
Other formats · don’t affect your rating above
Mixed 5.03
Active teams
No active team listing yet.
USTA5.00
2026
4 matches
Feb · 5.02
Apr · 5.09
Apr 4 · Doubles+0.03
W M. Dundon / S. Judd
6-3,6-2 · with Avantika Prabhakara
● Won ● Lost · Select a point to see that match.Your whole season is recalculated every night, so earlier points can shift as new results come in.
Current season
4 matches
Published NorCal results in 2026 — 2 scoring, 2 combo or mixed. Combo and mixed don’t affect NTRP ratings.
Feb 14, 2026 · Doubles · Mixed
Won 6-3,7-5
+0.11
Mixed rating 4.92 → 5.03Doubles result
Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.
Feb 8, 2026 · Doubles
Won 6-0,6-2
+0.04
Rating 5.02 → 5.06Doubles result
Jan 24, 2026 · Doubles · Mixed
Lost 2-6,2-6
−0.21
Mixed rating 5.13 → 4.92Doubles result
Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.
Best match
+0.04
Feb 8 vs B. Paige / S. Sweeney
Worst match
+0.03
Apr 4 vs M. Dundon / S. Judd
Where you started ›4.94
2011 year-end NTRP 5.04.80
Scale calibration+0.14
Season start4.94
Your starting point comes from your official year-end NTRP, not from any third-party rating. The calibration is a fixed shift that puts our scale on the same level as NTRP.
▲
Combo and mixed matches aren’t included. This rating is built from standard men’s and women’s league play only — combo and mixed results feed your separate combo/mixed ratings, not this one.
Updated Sep 20
Mariko Fritz-krockow’s MatchPoint NorCal tennis rating is 5.09, an independent estimate based on published NorCal league results through September 20, 2026.
MatchPoint ratings are estimates based on published USTA NorCal league results. Data through September 20, 2026.
Year-end re-anchoring
Pulled toward the 2024 year-end level−0.054.89
Pulled toward the 2025 year-end level−0.075.02
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