VIPR Rating Audit Trail

Chris Dicomitis

Member ID: TVCPC-P0072   Generated: 2026-10-29 07:46 PM

4.0130 -> 4.0346
Net +0.0216   Record 7-5   Win Rate 58%   Games 12
Initial VIPR
4.0130
Registry seed
Current VIPR
4.0346
After latest rated game
Net Movement
+0.0216
Current minus initial
Record
7-5
58% win rate · 12 rated games

Storyline

Chris Dicomitis entered VIPR with an initial registry rating of 4.0130. Across 12 rated doubles games, the player went 7-5 and moved +0.0216, finishing at 4.0346.

Why It Moved

AI-generated explanation: The 7-5 record produced +0.0704 from wins and -0.0488 from losses, for a net move of +0.0216. The biggest single-game impact was +0.0130 against Martin Brady as partner and Jon Duke / Ken Vallance as opponents. In game #5 on 2026-10-15, the player's team was the lower-rated team, so the win carried a larger gain: player team 3.9362 vs opponent team 4.0456.

Partner Chemistry

Partnership patterns are starting to emerge.

Chris's most common partner signals so far: Ken Vallance (1-2, 33%), Jerry Visconti (1-0, 100%), Jon Duke (1-0, 100%), Mark Burkowski (1-0, 100%). No partnership has reached both the 8+ match and 75%+ win-rate marker yet, so treat this as directional.

Streaks & Rivalries
Rivalry

Chris has faced Ken Vallance 4 times - record: 4-0. Clear ownership of the matchup.

Session Summary

DateW-LStartEndNet
2026-10-01 3-1 4.0130 4.0320 +0.0190
2026-10-15 3-1 4.0320 4.0506 +0.0186
2026-10-29 1-3 4.0506 4.0346 -0.0160

Game-By-Game Rating Trail

#DateResultScorePartnerOpponentsBeforeChangeAfter
1 2026-10-01
Thursday Men's Ladder League - Fall 2026
Win 11-5 Rick Kellam Ken Vallance / Jerry Visconti 4.0130 +0.0094 4.0224
2 2026-10-01
Thursday Men's Ladder League - Fall 2026
Win 11-9 Scott Konkel Ken Vallance / Rick Kellam 4.0224 +0.0108 4.0332
3 2026-10-01
Thursday Men's Ladder League - Fall 2026
Win 11-10 Jerry Visconti Scott Konkel / Rick Kellam 4.0332 +0.0096 4.0428
4 2026-10-01
Thursday Men's Ladder League - Fall 2026
Loss 4-11 Ken Vallance Scott Konkel / Jerry Visconti 4.0428 -0.0108 4.0320
5 2026-10-15
Thursday Men's Ladder League - Fall 2026
Win 11-6 Martin Brady Jon Duke / Ken Vallance 4.0320 +0.0130 4.0450
6 2026-10-15
Thursday Men's Ladder League - Fall 2026
Win 11-8 Jon Duke Martin Brady / Ken Vallance 4.0450 +0.0054 4.0504
7 2026-10-15
Thursday Men's Ladder League - Fall 2026
Win 11-9 Ken Vallance Martin Brady / Jon Duke 4.0504 +0.0104 4.0608
8 2026-10-15
Thursday Men's Ladder League - Fall 2026
Loss 8-11 Ken Vallance Martin Brady / Jon Duke 4.0608 -0.0102 4.0506
9 2026-10-29
Thursday Men's Ladder League - Fall 2026
Loss 10-11 Rick Eldridge Rick Jones / Daniel Colvin 4.0506 -0.0084 4.0422
10 2026-10-29
Thursday Men's Ladder League - Fall 2026
Win 11-3 Mark Burkowski Rick Jones / Rick Eldridge 4.0422 +0.0118 4.0540
11 2026-10-29
Thursday Men's Ladder League - Fall 2026
Loss 6-11 Daniel Colvin Mark Burkowski / Rick Eldridge 4.0540 -0.0089 4.0451
12 2026-10-29
Thursday Men's Ladder League - Fall 2026
Loss 10-11 Rick Jones Mark Burkowski / Daniel Colvin 4.0451 -0.0105 4.0346

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 4.0176 3.9980 +0.0196 +0.0094
2 3.9778 4.0052 -0.0274 +0.0108
3 4.0012 3.9868 +0.0144 +0.0096
4 3.9991 3.9711 -0.0281 -0.0108
5 3.9362 4.0456 -0.1094 +0.0130
6 4.0945 3.9226 +0.1719 +0.0054
7 3.9810 3.9965 -0.0155 +0.0104
8 3.9914 3.9861 -0.0053 -0.0102
9 4.0623 4.1176 +0.0553 -0.0084
10 4.0746 4.1372 -0.0626 +0.0118
11 4.0574 4.0972 +0.0398 -0.0089
12 4.1083 4.0907 -0.0176 -0.0105

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 +0.0196 -> computed delta +0.0094; 4.0130 +0.0094 = 4.0224