Initial VIPR
3.2400
Registry seed
Current VIPR
3.2714
After latest rated game
Net Movement
+0.0314
Current minus initial
Record
20-16
56% win rate · 36 rated games
Storyline
Brenda Leardi entered VIPR with an initial registry rating of 3.2400. Across 36 rated doubles games, the player went 20-16 and moved +0.0314, finishing at 3.2714.
Why It Moved
AI-generated explanation: The 20-16 record produced +0.1877 from wins and -0.1563 from losses, for a net move of +0.0314. The biggest single-game impact was -0.0134 against Marcie Stern as partner and Lori Novack / Lori Pulford as opponents. In game #18 on 2026-09-10, VIPR expected the player's team to have the edge, so the loss carried a larger drop: player team 3.2196 vs opponent team 3.0985.
Partner Chemistry
Partnership patterns are starting to emerge.
Brenda's most common partner signals so far: Lori Novack (3-1, 75%), Amy Huckaby (0-3, 0%), Karen Scott (2-0, 100%), Nancy Krau (2-0, 100%). No partnership has reached both the 8+ match and 75%+ win-rate marker yet, so treat this as directional.
Streaks & Rivalries
Rivalry
Brenda has faced Lori Novack 9 times - record: 5-4. A close matchup worth watching.
Session Summary
| Date | W-L | Start | End | Net |
|---|---|---|---|---|
| 2026-07-23 | 1-3 | 3.2400 | 3.2229 | -0.0171 |
| 2026-08-06 | 4-0 | 3.2229 | 3.2557 | +0.0328 |
| 2026-08-13 | 2-2 | 3.2557 | 3.2541 | -0.0016 |
| 2026-08-27 | 0-4 | 3.2541 | 3.2245 | -0.0296 |
| 2026-09-10 | 2-2 | 3.2245 | 3.2199 | -0.0046 |
| 2026-09-17 | 3-1 | 3.2199 | 3.2366 | +0.0167 |
| 2026-09-24 | 3-1 | 3.2366 | 3.2517 | +0.0151 |
| 2026-10-01 | 2-2 | 3.2517 | 3.2513 | -0.0004 |
| 2026-10-22 | 3-1 | 3.2513 | 3.2714 | +0.0201 |
Game-By-Game Rating Trail
| # | Date | Result | Score | Partner | Opponents | Before | Change | After |
|---|---|---|---|---|---|---|---|---|
| 1 | 2026-07-23 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 1-11 | Marcie Stern | Judy Arlington / Sally Naumann | 3.2400 | -0.0096 | 3.2304 |
| 2 | 2026-07-23 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 6-11 | Judy Arlington | Sally Naumann / Marcie Stern | 3.2304 | -0.0100 | 3.2204 |
| 3 | 2026-07-23 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 8-11 | Sally Naumann | Judy Arlington / Marcie Stern | 3.2204 | -0.0090 | 3.2114 |
| 4 | 2026-07-23 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-5 | Sally Naumann | Judy Arlington / Marcie Stern | 3.2114 | +0.0115 | 3.2229 |
| 5 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-5 | Nancy Krau | Jennifer A Hamm / Elena Gordon | 3.2229 | +0.0107 | 3.2336 |
| 6 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-2 | Jennifer A Hamm | Elena Gordon / Nancy Krau | 3.2336 | +0.0061 | 3.2397 |
| 7 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-1 | Elena Gordon | Jennifer A Hamm / Nancy Krau | 3.2397 | +0.0058 | 3.2455 |
| 8 | 2026-08-06 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-4 | Nancy Krau | Jennifer A Hamm / Elena Gordon | 3.2455 | +0.0102 | 3.2557 |
| 9 | 2026-08-13 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 10-11 | Amy Huckaby | Jackie Minyard / Connie Nowell | 3.2557 | -0.0125 | 3.2432 |
| 10 | 2026-08-13 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 5-11 | Lori Novack | Amy Huckaby / Jackie Minyard | 3.2432 | -0.0061 | 3.2371 |
| 11 | 2026-08-13 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-8 | Jackie Minyard | Connie Nowell / Lori Novack | 3.2371 | +0.0049 | 3.2420 |
| 12 | 2026-08-13 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-4 | Connie Nowell | Amy Huckaby / Lori Novack | 3.2420 | +0.0121 | 3.2541 |
| 13 | 2026-08-27 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 5-11 | Sharon McFarland | Amy Huckaby / Zeneida Toledo | 3.2541 | -0.0097 | 3.2444 |
| 14 | 2026-08-27 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 0-11 | Zeneida Toledo | Sharon McFarland / Amy Huckaby | 3.2444 | -0.0072 | 3.2372 |
| 15 | 2026-08-27 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 10-11 | Amy Huckaby | Sharon McFarland / Zeneida Toledo | 3.2372 | -0.0065 | 3.2307 |
| 16 | 2026-08-27 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 7-11 | Amy Huckaby | Sharon McFarland / Zeneida Toledo | 3.2307 | -0.0062 | 3.2245 |
| 17 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 3-11 | Lori Pulford | Debbie Fischer / Lori Novack | 3.2245 | -0.0091 | 3.2154 |
| 18 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Loss | 2-11 | Marcie Stern | Lori Novack / Lori Pulford | 3.2154 | -0.0134 | 3.2020 |
| 19 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-7 | Lori Novack | Debbie Fischer / Marcie Stern | 3.2020 | +0.0092 | 3.2112 |
| 20 | 2026-09-10 Thursday Ladies Ladder League - SUMMER 2026 |
Win | 11-7 | Debbie Fischer | Lori Pulford / Marcie Stern | 3.2112 | +0.0087 | 3.2199 |
| 21 | 2026-09-17 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-8 | Rose Hoffmann | Tricia Gallagher / Diane Polansky | 3.2199 | +0.0069 | 3.2268 |
| 22 | 2026-09-17 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-10 | Diane Polansky | Tricia Gallagher / Kathi Lancaster | 3.2268 | +0.0095 | 3.2363 |
| 23 | 2026-09-17 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-8 | Tricia Gallagher | Rose Hoffmann / Kathi Lancaster | 3.2363 | +0.0126 | 3.2489 |
| 24 | 2026-09-17 Thursday Ladies Ladder League - Summer 2026 |
Loss | 7-11 | Kathi Lancaster | Rose Hoffmann / Diane Polansky | 3.2489 | -0.0123 | 3.2366 |
| 25 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-3 | Tricia Gallagher | Diane Polansky / Karen Scott | 3.2366 | +0.0080 | 3.2446 |
| 26 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-10 | Karen Scott | Tricia Gallagher / Diane Polansky | 3.2446 | +0.0102 | 3.2548 |
| 27 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Loss | 6-11 | Diane Polansky | Tricia Gallagher / Karen Scott | 3.2548 | -0.0125 | 3.2423 |
| 28 | 2026-09-24 Thursday Ladies Ladder League - Summer 2026 |
Win | 11-0 | Karen Scott | Tricia Gallagher / Diane Polansky | 3.2423 | +0.0094 | 3.2517 |
| 29 | 2026-10-01 Thursday Ladies Ladder League - Fall 2026 |
Loss | 9-11 | Stephanie Chen | Lori Novack / Debbie Fischer | 3.2517 | -0.0133 | 3.2384 |
| 30 | 2026-10-01 Thursday Ladies Ladder League - Fall 2026 |
Loss | 6-11 | Debbie Fischer | Stephanie Chen / Rose Hoffmann | 3.2384 | -0.0080 | 3.2304 |
| 31 | 2026-10-01 Thursday Ladies Ladder League - Fall 2026 |
Win | 11-8 | Rose Hoffmann | Lori Novack / Stephanie Chen | 3.2304 | +0.0112 | 3.2416 |
| 32 | 2026-10-01 Thursday Ladies Ladder League - Fall 2026 |
Win | 11-2 | Lori Novack | Debbie Fischer / Rose Hoffmann | 3.2416 | +0.0097 | 3.2513 |
| 33 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Loss | 10-11 | Lori Pasbrig | Kelly Evers / Lori Novack | 3.2513 | -0.0109 | 3.2404 |
| 34 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Win | 11-1 | Kelly Evers | Lori Novack / Lori Pasbrig | 3.2404 | +0.0093 | 3.2497 |
| 35 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Win | 11-9 | Lori Novack | Kelly Evers / Lori Pasbrig | 3.2497 | +0.0122 | 3.2619 |
| 36 | 2026-10-22 Thursday Ladies Ladder League - Fall 2026 |
Win | 11-6 | Lori Pasbrig | Kelly Evers / Lori Novack | 3.2619 | +0.0095 | 3.2714 |
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 | 3.2456 | 3.2595 | +0.0139 | -0.0096 |
| 2 | 3.2516 | 3.2508 | -0.0008 | -0.0100 |
| 3 | 3.2339 | 3.2686 | +0.0347 | -0.0090 |
| 4 | 3.2249 | 3.2776 | -0.0527 | +0.0115 |
| 5 | 2.9777 | 3.0012 | -0.0235 | +0.0107 |
| 6 | 3.0603 | 2.9186 | +0.1417 | +0.0061 |
| 7 | 3.0683 | 2.9117 | +0.1566 | +0.0058 |
| 8 | 2.9836 | 2.9906 | -0.0070 | +0.0102 |
| 9 | 3.2655 | 3.1785 | -0.0870 | -0.0125 |
| 10 | 3.1967 | 3.3395 | +0.1428 | -0.0061 |
| 11 | 3.3044 | 3.1111 | +0.1933 | +0.0049 |
| 12 | 3.1291 | 3.2048 | -0.0757 | +0.0121 |
| 13 | 3.3245 | 3.3358 | +0.0114 | -0.0097 |
| 14 | 3.2806 | 3.3797 | +0.0992 | -0.0072 |
| 15 | 3.2694 | 3.3962 | +0.1269 | -0.0065 |
| 16 | 3.2629 | 3.4027 | +0.1399 | -0.0062 |
| 17 | 3.1181 | 3.1501 | +0.0320 | -0.0091 |
| 18 | 3.2196 | 3.0985 | -0.1211 | -0.0134 |
| 19 | 3.1962 | 3.1699 | +0.0263 | +0.0092 |
| 20 | 3.1620 | 3.1158 | +0.0462 | +0.0087 |
| 21 | 3.2049 | 3.0925 | +0.1124 | +0.0069 |
| 22 | 3.1425 | 3.1249 | +0.0176 | +0.0095 |
| 23 | 3.1179 | 3.2121 | -0.0942 | +0.0126 |
| 24 | 3.2176 | 3.1345 | -0.0831 | -0.0123 |
| 25 | 3.1345 | 3.0638 | +0.0707 | +0.0080 |
| 26 | 3.0964 | 3.1019 | -0.0054 | +0.0102 |
| 27 | 3.1457 | 3.0567 | -0.0890 | -0.0125 |
| 28 | 3.1116 | 3.0909 | +0.0208 | +0.0094 |
| 29 | 3.2951 | 3.1753 | -0.1198 | -0.0133 |
| 30 | 3.1970 | 3.2661 | +0.0691 | -0.0080 |
| 31 | 3.2194 | 3.2607 | -0.0413 | +0.0112 |
| 32 | 3.2053 | 3.1942 | +0.0111 | +0.0097 |
| 33 | 3.2672 | 3.2357 | -0.0315 | -0.0109 |
| 34 | 3.2633 | 3.2395 | +0.0238 | +0.0093 |
| 35 | 3.2199 | 3.2966 | -0.0767 | +0.0122 |
| 36 | 3.2649 | 3.2477 | +0.0171 | +0.0095 |
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 +0.0139 -> computed delta -0.0096; 3.2400 -0.0096 = 3.2304