Initial VIPR
3.0780
Registry seed
Current VIPR
2.9550
After latest rated game
Net Movement
-0.1230
Current minus initial
Record
13-23
36% win rate · 36 rated games
Storyline
Gayle Kiefer entered VIPR with an initial registry rating of 3.0780. Across 36 rated doubles games, the player went 13-23 and moved -0.1230, finishing at 2.9550.
Why It Moved
AI-generated explanation: The 13-23 record produced +0.0953 from wins and -0.2183 from losses, for a net move of -0.1230. The biggest single-game impact was -0.0169 against Julee Johanson as partner and Lori Pulford / Joy McCormick as opponents. In game #9 on 2026-08-06, VIPR expected the player's team to have the edge, so the loss carried a larger drop: player team 3.0115 vs opponent team 2.7187.
Partner Chemistry
Partnership patterns are starting to emerge.
Gayle's most common partner signals so far: Tricia Gallagher (2-2, 50%), Joy McCormick (1-3, 25%), Rosa Kopja (2-1, 67%), Dana Gainer (1-2, 33%). No partnership has reached both the 8+ match and 75%+ win-rate marker yet, so treat this as directional.
Streaks & Rivalries
Rivalry
Gayle has faced Joy McCormick 8 times - record: 5-3. A close matchup worth watching.
Session Summary
| Date | W-L | Start | End | Net |
|---|---|---|---|---|
| 2026-07-09 | 0-4 | 3.0780 | 3.0368 | -0.0412 |
| 2026-07-23 | 3-1 | 3.0368 | 3.0585 | +0.0217 |
| 2026-08-06 | 1-3 | 3.0585 | 3.0301 | -0.0284 |
| 2026-08-13 | 1-3 | 3.0301 | 3.0122 | -0.0179 |
| 2026-08-20 | 2-2 | 3.0122 | 3.0039 | -0.0083 |
| 2026-09-10 | 1-3 | 3.0039 | 2.9838 | -0.0201 |
| 2026-09-24 | 2-2 | 2.9838 | 2.9798 | -0.0040 |
| 2026-10-15 | 2-2 | 2.9798 | 2.9746 | -0.0052 |
| 2026-10-22 | 1-3 | 2.9746 | 2.9550 | -0.0196 |
Game-By-Game Rating Trail
| # | Date | Result | Score | Partner | Opponents | Before | Change | After |
|---|---|---|---|---|---|---|---|---|
| 1 | 2026-07-09 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 8-11 | Dana Gainer | Diane Polansky / Julee Johanson | 3.0780 | -0.0091 | 3.0689 |
| 2 | 2026-07-09 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 5-11 | Julee Johanson | Diane Polansky / Dana Gainer | 3.0689 | -0.0106 | 3.0583 |
| 3 | 2026-07-09 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 5-11 | Diane Polansky | Julee Johanson / Dana Gainer | 3.0583 | -0.0126 | 3.0457 |
| 4 | 2026-07-09 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 9-11 | Dana Gainer | Diane Polansky / Julee Johanson | 3.0457 | -0.0089 | 3.0368 |
| 5 | 2026-07-23 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-8 | Connie Nowell | Dana Gainer / Julee Johanson | 3.0368 | +0.0088 | 3.0456 |
| 6 | 2026-07-23 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 4-11 | Julee Johanson | Connie Nowell / Andrea Fairchild | 3.0456 | -0.0066 | 3.0390 |
| 7 | 2026-07-23 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-5 | Andrea Fairchild | Dana Gainer / Connie Nowell | 3.0390 | +0.0058 | 3.0448 |
| 8 | 2026-07-23 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-8 | Dana Gainer | Julee Johanson / Andrea Fairchild | 3.0448 | +0.0137 | 3.0585 |
| 9 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 5-11 | Julee Johanson | Lori Pulford / Joy McCormick | 3.0585 | -0.0169 | 3.0416 |
| 10 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-2 | Karen Scott | Joy McCormick / Julee Johanson | 3.0416 | +0.0026 | 3.0442 |
| 11 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 7-11 | Joy McCormick | Lori Pulford / Karen Scott | 3.0442 | -0.0028 | 3.0414 |
| 12 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 6-11 | Lori Pulford | Julee Johanson / Karen Scott | 3.0414 | -0.0113 | 3.0301 |
| 13 | 2026-08-13 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-8 | Karen Scott | Debbie Fischer / Renae Kray | 3.0301 | +0.0109 | 3.0410 |
| 14 | 2026-08-13 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 4-11 | Renae Kray | Karen Scott / Lori Pulford | 3.0410 | -0.0098 | 3.0312 |
| 15 | 2026-08-13 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 7-11 | Lori Pulford | Debbie Fischer / Karen Scott | 3.0312 | -0.0078 | 3.0234 |
| 16 | 2026-08-13 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 9-11 | Debbie Fischer | Renae Kray / Lori Pulford | 3.0234 | -0.0112 | 3.0122 |
| 17 | 2026-08-20 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-10 | Rosa Kopja | Renae Kray / Joy McCormick | 3.0122 | +0.0040 | 3.0162 |
| 18 | 2026-08-20 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-8 | Mary LaFrancois | Joy McCormick / Rosa Kopja | 3.0162 | +0.0047 | 3.0209 |
| 19 | 2026-08-20 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 9-11 | Joy McCormick | Renae Kray / Mary LaFrancois | 3.0209 | -0.0047 | 3.0162 |
| 20 | 2026-08-20 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 6-11 | Renae Kray | Rosa Kopja / Mary LaFrancois | 3.0162 | -0.0123 | 3.0039 |
| 21 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 8-11 | Rosa Kopja | Renae Kray / Tricia Gallagher | 3.0039 | -0.0078 | 2.9961 |
| 22 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 3-11 | Renae Kray | Tricia Gallagher / Rosa Kopja | 2.9961 | -0.0108 | 2.9853 |
| 23 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 10-11 | Tricia Gallagher | Renae Kray / Rosa Kopja | 2.9853 | -0.0111 | 2.9742 |
| 24 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-8 | Tricia Gallagher | Renae Kray / Rosa Kopja | 2.9742 | +0.0096 | 2.9838 |
| 25 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Loss | 10-11 | Elena Gordon | Joy McCormick / Rosa Kopja | 2.9838 | -0.0148 | 2.9690 |
| 26 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Loss | 8-11 | Dino Champagne | Rosa Kopja / Elena Gordon | 2.9690 | -0.0116 | 2.9574 |
| 27 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-3 | Rosa Kopja | Joy McCormick / Dino Champagne | 2.9574 | +0.0070 | 2.9644 |
| 28 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-4 | Joy McCormick | Elena Gordon / Dino Champagne | 2.9644 | +0.0154 | 2.9798 |
| 29 | 2026-10-15 Thursday Ladies Ladder League - Fall 2026 |
Loss | 4-11 | Joy McCormick | Elena Gordon / Kathi Lancaster | 2.9798 | -0.0052 | 2.9746 |
| 30 | 2026-10-15 Thursday Ladies Ladder League - Fall 2026 |
Win | 11-9 | Kathi Lancaster | Elena Gordon / Debra Fox | 2.9746 | +0.0013 | 2.9759 |
| 31 | 2026-10-15 Thursday Ladies Ladder League - Fall 2026 |
Win | 11-1 | Elena Gordon | Joy McCormick / Debra Fox | 2.9759 | +0.0016 | 2.9775 |
| 32 | 2026-10-15 Thursday Ladies Ladder League - Fall 2026 |
Loss | 9-11 | Debra Fox | Joy McCormick / Kathi Lancaster | 2.9775 | -0.0029 | 2.9746 |
| 33 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Loss | 8-11 | Elena Gordon | Kim Knorr / Tricia Gallagher | 2.9746 | -0.0082 | 2.9664 |
| 34 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Loss | 9-11 | Kim Knorr | Tricia Gallagher / Elena Gordon | 2.9664 | -0.0106 | 2.9558 |
| 35 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Loss | 10-11 | Tricia Gallagher | Kim Knorr / Elena Gordon | 2.9558 | -0.0107 | 2.9451 |
| 36 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Win | 11-8 | Tricia Gallagher | Kim Knorr / Elena Gordon | 2.9451 | +0.0099 | 2.9550 |
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 | 3.0056 | 3.0353 | +0.0296 | -0.0091 |
| 2 | 3.0311 | 3.0098 | -0.0213 | -0.0106 |
| 3 | 3.0779 | 2.9846 | -0.0934 | -0.0126 |
| 4 | 3.0058 | 3.0452 | +0.0394 | -0.0089 |
| 5 | 3.0355 | 2.9943 | +0.0412 | +0.0088 |
| 6 | 3.0273 | 3.1507 | +0.1234 | -0.0066 |
| 7 | 3.1516 | 2.9979 | +0.1537 | +0.0058 |
| 8 | 2.9945 | 3.1296 | -0.1350 | +0.0137 |
| 9 | 3.0115 | 2.7187 | -0.2927 | -0.0169 |
| 10 | 3.0444 | 2.7136 | +0.3308 | +0.0026 |
| 11 | 2.7327 | 3.0495 | +0.3169 | -0.0028 |
| 12 | 3.0442 | 2.9971 | -0.0471 | -0.0113 |
| 13 | 3.0462 | 3.0790 | -0.0328 | +0.0109 |
| 14 | 3.0385 | 3.0445 | +0.0060 | -0.0098 |
| 15 | 3.0346 | 3.1113 | +0.0767 | -0.0078 |
| 16 | 3.0635 | 3.0231 | -0.0404 | -0.0112 |
| 17 | 2.9939 | 2.7524 | +0.2415 | +0.0040 |
| 18 | 2.9433 | 2.7378 | +0.2055 | +0.0047 |
| 19 | 2.7438 | 2.9493 | +0.2055 | -0.0047 |
| 20 | 3.0203 | 2.9406 | -0.0798 | -0.0123 |
| 21 | 2.9671 | 3.0439 | +0.0767 | -0.0078 |
| 22 | 3.0099 | 2.9828 | -0.0271 | -0.0108 |
| 23 | 3.0152 | 2.9774 | -0.0378 | -0.0111 |
| 24 | 3.0041 | 2.9885 | +0.0156 | +0.0096 |
| 25 | 2.9772 | 2.7974 | -0.1798 | -0.0148 |
| 26 | 3.0194 | 2.9629 | -0.0565 | -0.0116 |
| 27 | 2.9649 | 2.8586 | +0.1062 | +0.0070 |
| 28 | 2.8054 | 3.0154 | -0.2099 | +0.0154 |
| 29 | 2.8261 | 3.0062 | +0.1801 | -0.0052 |
| 30 | 3.0413 | 2.5721 | +0.4692 | +0.0013 |
| 31 | 2.9441 | 2.5182 | +0.4259 | +0.0016 |
| 32 | 2.5798 | 2.8892 | +0.3095 | -0.0029 |
| 33 | 2.9489 | 3.0124 | +0.0635 | -0.0082 |
| 34 | 2.9807 | 2.9615 | -0.0192 | -0.0106 |
| 35 | 2.9830 | 2.9593 | -0.0237 | -0.0107 |
| 36 | 2.9723 | 2.9700 | +0.0023 | +0.0099 |
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; 3.0780 -0.0091 = 3.0689