Initial VIPR
3.2850
Registry seed
Current VIPR
3.3343
After latest rated game
Net Movement
+0.0493
Current minus initial
Record
23-17
57% win rate · 40 rated games
Storyline
Kathy Battle entered VIPR with an initial registry rating of 3.2850. Across 40 rated doubles games, the player went 23-17 and moved +0.0493, finishing at 3.3343.
Why It Moved
AI-generated explanation: The 23-17 record produced +0.2274 from wins and -0.1781 from losses, for a net move of +0.0493. The biggest single-game impact was -0.0162 against Sandy Zutter as partner and Judy Arlington / Connie Nowell as opponents. In game #21 on 2026-09-10, VIPR expected the player's team to have the edge, so the loss carried a larger drop: player team 3.4191 vs opponent team 3.1669.
Partner Chemistry
Partnership patterns are starting to emerge.
Kathy's most common partner signals so far: Judy Arlington (6-3, 67%), Lori Novack (3-0, 100%), Jackie Minyard (1-2, 33%), Sandy Zutter (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
Kathy has faced Judy Arlington 17 times - record: 7-10. A close matchup worth watching.
Session Summary
| Date | W-L | Start | End | Net |
|---|---|---|---|---|
| 2026-07-02 | 3-1 | 3.2850 | 3.3004 | +0.0154 |
| 2026-08-06 | 3-1 | 3.3004 | 3.3184 | +0.0180 |
| 2026-08-20 | 2-2 | 3.3184 | 3.3195 | +0.0011 |
| 2026-08-27 | 3-1 | 3.3195 | 3.3403 | +0.0208 |
| 2026-09-03 | 3-1 | 3.3403 | 3.3625 | +0.0222 |
| 2026-09-10 | 1-3 | 3.3625 | 3.3369 | -0.0256 |
| 2026-09-17 | 2-2 | 3.3369 | 3.3306 | -0.0063 |
| 2026-09-24 | 3-1 | 3.3306 | 3.3442 | +0.0136 |
| 2026-10-15 | 2-2 | 3.3442 | 3.3464 | +0.0022 |
| 2026-10-22 | 1-3 | 3.3464 | 3.3343 | -0.0121 |
Game-By-Game Rating Trail
| # | Date | Result | Score | Partner | Opponents | Before | Change | After |
|---|---|---|---|---|---|---|---|---|
| 1 | 2026-07-02 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-5 | Deborah Ahart | Sally Naumann / Debbie Fischer | 3.2850 | +0.0083 | 3.2933 |
| 2 | 2026-07-02 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-6 | Rose Hoffmann | Deborah Ahart / Sally Naumann | 3.2933 | +0.0109 | 3.3042 |
| 3 | 2026-07-02 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 8-11 | Sally Naumann | Debbie Fischer / Rose Hoffmann | 3.3042 | -0.0141 | 3.2901 |
| 4 | 2026-07-02 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-0 | Debbie Fischer | Deborah Ahart / Rose Hoffmann | 3.2901 | +0.0103 | 3.3004 |
| 5 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 8-11 | Teresa Boyd | Judy Arlington / Lori Novack | 3.3004 | -0.0130 | 3.2874 |
| 6 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-10 | Lori Novack | Judy Arlington / Denise Vinci | 3.2874 | +0.0114 | 3.2988 |
| 7 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-5 | Judy Arlington | Teresa Boyd / Denise Vinci | 3.2988 | +0.0097 | 3.3085 |
| 8 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-6 | Denise Vinci | Teresa Boyd / Lori Novack | 3.3085 | +0.0099 | 3.3184 |
| 9 | 2026-08-20 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-6 | Zeneida Toledo | Judy Arlington / Jackie Minyard | 3.3184 | +0.0107 | 3.3291 |
| 10 | 2026-08-20 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 3-11 | Jackie Minyard | Judy Arlington / Amy Huckaby | 3.3291 | -0.0122 | 3.3169 |
| 11 | 2026-08-20 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 6-11 | Judy Arlington | Zeneida Toledo / Amy Huckaby | 3.3169 | -0.0098 | 3.3071 |
| 12 | 2026-08-20 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-5 | Amy Huckaby | Zeneida Toledo / Jackie Minyard | 3.3071 | +0.0124 | 3.3195 |
| 13 | 2026-08-27 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-1 | Judy Arlington | Danielle George / Jackie Minyard | 3.3195 | +0.0112 | 3.3307 |
| 14 | 2026-08-27 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-10 | Danielle George | Judy Arlington / Jackie Minyard | 3.3307 | +0.0111 | 3.3418 |
| 15 | 2026-08-27 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-3 | Jackie Minyard | Judy Arlington / Danielle George | 3.3418 | +0.0080 | 3.3498 |
| 16 | 2026-08-27 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 1-11 | Danielle George | Judy Arlington / Jackie Minyard | 3.3498 | -0.0095 | 3.3403 |
| 17 | 2026-09-03 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-8 | Judy Arlington | Sandy Zutter / Zeneida Toledo | 3.3403 | +0.0134 | 3.3537 |
| 18 | 2026-09-03 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 6-11 | Andrea Fairchild | Zeneida Toledo / Judy Arlington | 3.3537 | -0.0113 | 3.3424 |
| 19 | 2026-09-03 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-7 | Zeneida Toledo | Sandy Zutter / Andrea Fairchild | 3.3424 | +0.0123 | 3.3547 |
| 20 | 2026-09-03 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-3 | Sandy Zutter | Judy Arlington / Andrea Fairchild | 3.3547 | +0.0078 | 3.3625 |
| 21 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 2-11 | Sandy Zutter | Judy Arlington / Connie Nowell | 3.3625 | -0.0162 | 3.3463 |
| 22 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 4-11 | Connie Nowell | Sandy Zutter / Judy Arlington | 3.3463 | -0.0046 | 3.3417 |
| 23 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 8-11 | Judy Arlington | Sandy Zutter / Connie Nowell | 3.3417 | -0.0127 | 3.3290 |
| 24 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-4 | Judy Arlington | Sandy Zutter / Connie Nowell | 3.3290 | +0.0079 | 3.3369 |
| 25 | 2026-09-17 Thursday Ladies Ladder League - Summer 2026 |
Loss | 6-11 | Jackie Minyard | Lori Novack / Debbie Fischer | 3.3369 | -0.0151 | 3.3218 |
| 26 | 2026-09-17 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-3 | Lori Pulford | Jackie Minyard / Lori Novack | 3.3218 | +0.0133 | 3.3351 |
| 27 | 2026-09-17 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-2 | Lori Novack | Debbie Fischer / Lori Pulford | 3.3351 | +0.0068 | 3.3419 |
| 28 | 2026-09-17 Thursday Ladies Ladder League - Summer 2026 |
Loss | 10-11 | Debbie Fischer | Jackie Minyard / Lori Pulford | 3.3419 | -0.0113 | 3.3306 |
| 29 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-0 | Judy Arlington | Stephanie Chen / Lori Novack | 3.3306 | +0.0078 | 3.3384 |
| 30 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-2 | Lori Novack | Stephanie Chen / Lori Pulford | 3.3384 | +0.0087 | 3.3471 |
| 31 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-7 | Stephanie Chen | Judy Arlington / Lori Pulford | 3.3471 | +0.0049 | 3.3520 |
| 32 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Loss | 5-11 | Lori Pulford | Judy Arlington / Lori Novack | 3.3520 | -0.0078 | 3.3442 |
| 33 | 2026-10-15 Thursday Ladies Ladder League - Fall 2026 |
Win | 11-4 | Judy Arlington | Patricia Jones / Kelly Evers | 3.3442 | +0.0122 | 3.3564 |
| 34 | 2026-10-15 Thursday Ladies Ladder League - Fall 2026 |
Loss | 5-11 | Barbara Dobkins | Judy Arlington / Patricia Jones | 3.3564 | -0.0057 | 3.3507 |
| 35 | 2026-10-15 Thursday Ladies Ladder League - Fall 2026 |
Win | 11-7 | Patricia Jones | Kelly Evers / Barbara Dobkins | 3.3507 | +0.0060 | 3.3567 |
| 36 | 2026-10-15 Thursday Ladies Ladder League - Fall 2026 |
Loss | 8-11 | Kelly Evers | Judy Arlington / Barbara Dobkins | 3.3567 | -0.0103 | 3.3464 |
| 37 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Loss | 4-11 | Judy Arlington | Suzie Dunn / Sandy Zutter | 3.3464 | -0.0066 | 3.3398 |
| 38 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Loss | 8-11 | Sandy Zutter | Judy Arlington / Stephanie Chen | 3.3398 | -0.0098 | 3.3300 |
| 39 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Win | 11-4 | Stephanie Chen | Suzie Dunn / Judy Arlington | 3.3300 | +0.0124 | 3.3424 |
| 40 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Loss | 3-11 | Suzie Dunn | Sandy Zutter / Stephanie Chen | 3.3424 | -0.0081 | 3.3343 |
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 | 3.2269 | 3.1657 | +0.0612 | +0.0083 |
| 2 | 3.1916 | 3.2221 | -0.0305 | +0.0109 |
| 3 | 3.2731 | 3.1203 | -0.1529 | -0.0141 |
| 4 | 3.1695 | 3.1782 | -0.0087 | +0.0103 |
| 5 | 3.3231 | 3.2150 | -0.1081 | -0.0130 |
| 6 | 3.2237 | 3.2712 | -0.0475 | +0.0114 |
| 7 | 3.2929 | 3.2816 | +0.0113 | +0.0097 |
| 8 | 3.2534 | 3.2486 | +0.0048 | +0.0099 |
| 9 | 3.3298 | 3.3550 | -0.0252 | +0.0107 |
| 10 | 3.3671 | 3.2876 | -0.0795 | -0.0122 |
| 11 | 3.3112 | 3.3173 | +0.0062 | -0.0098 |
| 12 | 3.3095 | 3.3932 | -0.0837 | +0.0124 |
| 13 | 3.2986 | 3.3421 | -0.0436 | +0.0112 |
| 14 | 3.3014 | 3.3394 | -0.0380 | +0.0111 |
| 15 | 3.3647 | 3.2928 | +0.0720 | +0.0080 |
| 16 | 3.3093 | 3.3251 | +0.0158 | -0.0095 |
| 17 | 3.3059 | 3.4271 | -0.1211 | +0.0134 |
| 18 | 3.3653 | 3.3203 | -0.0450 | -0.0113 |
| 19 | 3.3502 | 3.4305 | -0.0804 | +0.0123 |
| 20 | 3.4084 | 3.3318 | +0.0766 | +0.0078 |
| 21 | 3.4191 | 3.1669 | -0.2522 | -0.0162 |
| 22 | 3.1868 | 3.3943 | +0.2075 | -0.0046 |
| 23 | 3.3395 | 3.2415 | -0.0980 | -0.0127 |
| 24 | 3.3268 | 3.2542 | +0.0726 | +0.0079 |
| 25 | 3.3665 | 3.1708 | -0.1958 | -0.0151 |
| 26 | 3.1488 | 3.2671 | -0.1183 | +0.0133 |
| 27 | 3.2302 | 3.1168 | +0.1134 | +0.0068 |
| 28 | 3.2267 | 3.1809 | -0.0457 | -0.0113 |
| 29 | 3.3338 | 3.2557 | +0.0781 | +0.0078 |
| 30 | 3.2305 | 3.1836 | +0.0469 | +0.0087 |
| 31 | 3.3593 | 3.1634 | +0.1959 | +0.0049 |
| 32 | 3.1581 | 3.2368 | +0.0787 | -0.0078 |
| 33 | 3.3513 | 3.4300 | -0.0787 | +0.0122 |
| 34 | 3.3124 | 3.4720 | +0.1596 | -0.0057 |
| 35 | 3.4444 | 3.2982 | +0.1462 | +0.0060 |
| 36 | 3.3283 | 3.3168 | -0.0115 | -0.0103 |
| 37 | 3.3651 | 3.4879 | +0.1229 | -0.0066 |
| 38 | 3.3941 | 3.4020 | +0.0080 | -0.0098 |
| 39 | 3.3516 | 3.4372 | -0.0855 | +0.0124 |
| 40 | 3.3780 | 3.4464 | +0.0684 | -0.0081 |
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 +0.0612 -> computed delta +0.0083; 3.2850 +0.0083 = 3.2933