Storyline
Diane Polansky entered VIPR with an initial registry rating of 3.1040. Across 8 rated doubles games, the player went 3-5 and moved -0.0230, finishing at 3.0810.
Why It Moved
AI-generated explanation: The 3-5 record produced +0.0286 from wins and -0.0516 from losses, for a net move of -0.0230. The biggest single-game impact was -0.0126 against Gayle Kiefer as partner and Julee Johanson / Dana Gainer as opponents. In game #3 on 2026-07-09, VIPR expected the player's team to have the edge, so the loss carried a larger drop: player team 3.0779 vs opponent team 2.9846.
Partnership patterns are starting to emerge.
Diane's most common partner signals so far: Julee Johanson (2-0, 100%), Dana Gainer (1-0, 100%), Debbie Fischer (0-1, 0%), Eileen Leccese (0-1, 0%). No partnership has reached both the 8+ match and 75%+ win-rate marker yet, so treat this as directional.
Diane has faced Gayle Kiefer 3 times - record: 3-0. Clear ownership of the matchup.
Session Summary
| Date | W-L | Start | End | Net |
|---|---|---|---|---|
| 2026-07-09 | 3-1 | 3.1040 | 3.1200 | +0.0160 |
| 2026-08-27 | 0-4 | 3.1200 | 3.0810 | -0.0390 |
Game-By-Game Rating Trail
| # | Date | Result | Score | Partner | Opponents | Before | Change | After |
|---|---|---|---|---|---|---|---|---|
| 1 | 2026-07-09 | Win | 11-8 | Julee Johanson | Dana Gainer / Gayle Kiefer | 3.1040 | +0.0091 | 3.1131 |
| 2 | 2026-07-09 | Win | 11-5 | Dana Gainer | Julee Johanson / Gayle Kiefer | 3.1131 | +0.0106 | 3.1237 |
| 3 | 2026-07-09 | Loss | 5-11 | Gayle Kiefer | Julee Johanson / Dana Gainer | 3.1237 | -0.0126 | 3.1111 |
| 4 | 2026-07-09 | Win | 11-9 | Julee Johanson | Dana Gainer / Gayle Kiefer | 3.1111 | +0.0089 | 3.1200 |
| 5 | 2026-08-27 | Loss | 2-11 | Eileen Leccese | Debbie Fischer / Lori Pulford | 3.1200 | -0.0120 | 3.1080 |
| 6 | 2026-08-27 | Loss | 8-11 | Lori Novack | Debbie Fischer / Eileen Leccese | 3.1080 | -0.0089 | 3.0991 |
| 7 | 2026-08-27 | Loss | 1-11 | Lori Pulford | Lori Novack / Eileen Leccese | 3.0991 | -0.0075 | 3.0916 |
| 8 | 2026-08-27 | Loss | 9-11 | Debbie Fischer | Lori Novack / Lori Pulford | 3.0916 | -0.0106 | 3.0810 |
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 Diff | Computed Delta |
|---|---|---|---|---|
| 1 | 3.0353 | 3.0056 | +0.0296 | +0.0091 |
| 2 | 3.0098 | 3.0311 | -0.0213 | +0.0106 |
| 3 | 3.0779 | 2.9846 | -0.0934 | -0.0126 |
| 4 | 3.0452 | 3.0058 | +0.0394 | +0.0089 |
| 5 | 3.1484 | 3.0794 | -0.0690 | -0.0120 |
| 6 | 3.1230 | 3.1607 | +0.0376 | -0.0089 |
| 7 | 3.0783 | 3.1679 | +0.0896 | -0.0075 |
| 8 | 3.1096 | 3.0903 | -0.0193 | -0.0106 |
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 +0.0296 -> computed delta +0.0091; 3.1040 +0.0091 = 3.1131