VIPR Rating Audit Trail

Tricia Gallagher

Member ID: TVCPC-P0318   Generated: 2026-09-04 12:10 PM

3.0650 -> 3.0665
Net +0.0015   Record 8-7   Win Rate 53%   Games 15
Initial VIPR
3.0650
Registry seed
Current VIPR
3.0665
After latest rated game
Net Movement
+0.0015
Current minus initial
Record
8-7
53% win rate · 15 rated games

Storyline

Tricia Gallagher entered VIPR with an initial registry rating of 3.0650. Across 15 rated doubles games, the player went 8-7 and moved +0.0015, finishing at 3.0665.

Why It Moved

AI-generated explanation: The 8-7 record produced +0.0775 from wins and -0.0760 from losses, for a net move of +0.0015. The biggest single-game impact was -0.0114 against Karen Scott as partner and Dana Gainer / Renae Kray as opponents. In game #12 on 2026-08-27, VIPR expected the player's team to have the edge, so the loss carried a larger drop: player team 3.0639 vs opponent team 3.0167.

Partner Chemistry

Partnership patterns are starting to emerge.

Tricia's most common partner signals so far: Karen Scott (1-2, 33%), Renae Kray (2-0, 100%), Dana Gainer (1-1, 50%), Ann Thiel (0-2, 0%). No partnership has reached both the 8+ match and 75%+ win-rate marker yet, so treat this as directional.

Streaks & Rivalries
Rivalry

Tricia has faced Karen Scott 6 times - record: 4-2. A close matchup worth watching.

Session Summary

DateW-LStartEndNet
2026-07-02 2-2 3.0650 3.0630 -0.0020
2026-07-09 3-1 3.0630 3.0802 +0.0172
2026-07-16 1-2 3.0802 3.0680 -0.0122
2026-08-27 2-2 3.0680 3.0665 -0.0015

Game-By-Game Rating Trail

#DateResultScorePartnerOpponentsBeforeChangeAfter
1 2026-07-02 Win 11-7 Shawn Spaulding Angela Jetmore / Ann Thiel 3.0650 +0.0092 3.0742
2 2026-07-02 Win 11-9 Julee Johanson Angela Jetmore / Shawn Spaulding 3.0742 +0.0107 3.0849
3 2026-07-02 Loss 4-11 Ann Thiel Julee Johanson / Shawn Spaulding 3.0849 -0.0108 3.0741
4 2026-07-02 Loss 7-11 Angela Jetmore Julee Johanson / Ann Thiel 3.0741 -0.0111 3.0630
5 2026-07-09 Win 11-6 Elena Gordon Karen Scott / Ann Thiel 3.0630 +0.0096 3.0726
6 2026-07-09 Loss 4-11 Ann Thiel Elena Gordon / Rose Kopja 3.0726 -0.0113 3.0613
7 2026-07-09 Win 11-1 Rose Kopja Karen Scott / Elena Gordon 3.0613 +0.0112 3.0725
8 2026-07-09 Win 11-2 Karen Scott Ann Thiel / Rose Kopja 3.0725 +0.0077 3.0802
9 2026-07-16 Loss 9-11 Karen Scott Julee Johanson / Renae Kray 3.0802 -0.0113 3.0689
10 2026-07-16 Loss 7-11 Jennifer A Hamm Renae Kray / Karen Scott 3.0689 -0.0098 3.0591
11 2026-07-16 Win 11-6 Renae Kray Julee Johanson / Jennifer A Hamm 3.0591 +0.0089 3.0680
12 2026-08-27 Loss 9-11 Karen Scott Dana Gainer / Renae Kray 3.0680 -0.0114 3.0566
13 2026-08-27 Win 11-10 Dana Gainer Renae Kray / Karen Scott 3.0566 +0.0101 3.0667
14 2026-08-27 Win 11-5 Renae Kray Dana Gainer / Karen Scott 3.0667 +0.0101 3.0768
15 2026-08-27 Loss 9-11 Dana Gainer Renae Kray / Karen Scott 3.0768 -0.0103 3.0665

Formula Homework

These rows show the team ratings used in the adjustment calculation. The computed delta is the signed rating change produced by the current v0.6 formula.

#Player Team ( AVG )Opponent Team ( AVG )Winner-Loser VIPR DiffComputed Delta
1 3.0439 3.0162 +0.0276 +0.0092
2 3.0035 3.0286 -0.0251 +0.0107
3 3.0259 2.9987 -0.0272 -0.0108
4 3.0301 2.9913 -0.0389 -0.0111
5 3.0317 3.0171 +0.0146 +0.0096
6 3.0157 2.9692 -0.0465 -0.0113
7 2.9945 3.0369 -0.0424 +0.0112
8 3.0530 2.9718 +0.0811 +0.0077
9 3.0607 3.0168 -0.0438 -0.0113
10 3.0214 3.0293 +0.0079 -0.0098
11 3.0416 3.0050 +0.0366 +0.0089
12 3.0639 3.0167 -0.0472 -0.0114
13 3.0354 3.0379 -0.0025 +0.0101
14 3.0356 3.0377 -0.0021 +0.0101
15 3.0414 3.0311 -0.0103 -0.0103

Rating movement formula

Team VIPR = average - (average - lower partner) * CRF, with CRF = 0.40.

Adjustment = 0.02 / (1 + 10 ^ (2.5 * (winner team VIPR - loser team VIPR))).

Winning partners both receive +adjustment. Losing partners both receive -adjustment.

Score margin is recorded for context but is not currently part of the v0.6 formula.

First game check: winner-loser VIPR diff +0.0276 -> computed delta +0.0092; 3.0650 +0.0092 = 3.0742