| Match History (2023) | View Advanced Player Stats |
|
Donnis Rafferty (Urbandale, IA)
Female |
3.5 C 12/31/2024 |
| Estimated Dynamic Rating |
3.1543 1/2/2025 |
| Projected Year End Rating |
------ ---------- |
3.5 Rating Meter
3.0001 - 3.5000
3.0001 - 3.5000
| 2023 Overall Season [Doubles] |
| League/Level | Total Matches |
Win | Loss | Tie | WPct | Total Sets |
Win | Loss | WPct | Total Games |
Win | Loss | WPct | Defaults |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Adult 18+ 3.5 | 3 | 1 | 2 | 0 | 33.3 | 7 | 3 | 4 | 42.9 | 59 | 30 | 29 | 50.8 | 0 |
| Adult 18+ 4.0 | 1 | 0 | 1 | 0 | 0.0 | 2 | 0 | 2 | 0.0 | 16 | 4 | 12 | 25.0 | 1 |
| Adult 40+ 3.5 | 4 | 2 | 2 | 0 | 50.0 | 8 | 4 | 4 | 50.0 | 79 | 44 | 35 | 55.7 | 0 |
| Adult 40+ 4.0 | 1 | 1 | 0 | 0 | 100.0 | 3 | 2 | 1 | 66.7 | 21 | 11 | 10 | 52.4 | 0 |
| Tri-Level 18+ 4.0 | 3 | 0 | 3 | 0 | 0.0 | 7 | 1 | 6 | 14.3 | 51 | 17 | 34 | 33.3 | 0 |
| Total | 12 | 4 | 8 | 0 | 33.3 | 27 | 10 | 17 | 37.0 | 226 | 106 | 120 | 46.9 | 1 |
| 12/16/2023 | D3 | Adult 40+ 3.5 |
|---|---|---|
| Zinn-Burggraaf & Rice: DMG Missouri Valley |
W | Koder: Genesis Missouri Valley |
| Julie Hempel (3.31) | 6-0 6-0 |
Lee Johnson (3.22) Sharon Wilkinson (2.72) |
| Match: 3.38 | Rating: 3.22 |
| 12/02/2023 | D2 | Adult 40+ 3.5 |
|---|---|---|
| Zinn-Burggraaf & Rice: DMG Missouri Valley |
W | Cownie & Vandewater: LifeTime Missouri Valley |
| Danita Olafson (3.28) | 7-5 6-3 |
Michelle Cownie (2.92) Eva Anderson (3.00) |
| Match: 3.04 | Rating: 3.17 |
| 10/21/2023 | D3 | Adult 40+ 3.5 |
|---|---|---|
| Zinn-Burggraaf & Rice: DMG Missouri Valley |
L | IA/Snedegar-Hagan/40&Over3.5W Missouri Valley |
| Sonja Heying (3.06) | 7-5 7-6 |
Heidi Snedegar (3.47) Corinne Goode (3.11) |
| Match: 3.32 | Rating: 3.31 |
| 09/16/2023 | D2 | Adult 40+ 3.5 |
|---|---|---|
| Zinn-Burggraaf & Rice: DMG Missouri Valley |
L | Koder: Genesis Missouri Valley |
| Christina Jarck (3.10) | 6-3 7-5 |
June MacKay (3.18) Karen Sissel (3.04) |
| Match: 3.09 | Rating: 3.25 |
| 09/15/2023 | D4 | Adult 40+ 4.0 |
|---|---|---|
| Hagan: Genesis Missouri Valley |
W | Fink & Snedegar: LifeTime Missouri Valley |
| Julie Kinsella (3.56) | 4-6 6-4 1-0 |
Holly Shortenhaus (3.75) Tina Schoenfelder (3.60) |
| Match: 3.58 | Rating: 3.34 |
| 08/10/2023 | D235 | Tri-Level 18+ 4.0 |
|---|---|---|
| Zinn-Burggraaf & Rice: DMG Missouri Valley |
L | Merfeld: DMG Missouri Valley |
| Cheryl Minor (2.93) | 6-3 3-6 1-0 |
Beth Eganhouse (3.47) Danita Olafson (3.35) |
| Match: 3.52 | Rating: 3.31 |
| 07/27/2023 | D235 | Tri-Level 18+ 4.0 |
|---|---|---|
| Zinn-Burggraaf & Rice: DMG Missouri Valley |
L | Bradfield: Genesis Missouri Valley |
| Erin Osier (3.22) | 6-1 6-0 |
christina lederman (3.28) Calla Whipp (3.23) |
| Match: 2.83 | Rating: 3.21 |
| 07/20/2023 | D235 | Tri-Level 18+ 4.0 |
|---|---|---|
| Zinn-Burggraaf & Rice: DMG Missouri Valley |
L | Wilkinson: Johnston Missouri Valley |
| Christina Jarck (3.16) | 6-3 6-4 |
Karen Kalianov (3.12) Pamela Kinnevan (3.08) |
| Match: 3.01 | Rating: 3.25 |
| 05/06/2023 | D3 | Adult 18+ 4.0 |
|---|---|---|
| Hagan: Genesis Missouri Valley |
L | Rovner: Genesis Missouri Valley |
| christina lederman (3.26) | 6-1 6-3 |
Joy Bachmann (3.17) Stephanie Bitner (3.46) |
| Match: 3.06 | Rating: 3.26 |
| 03/25/2023 | D1 | Adult 18+ 3.5 |
|---|---|---|
| Zinn-Burggraaf & Rice: DMG Missouri Valley |
W | Snedegar & Hagan: LifeTime Missouri Valley |
| Erin Osier (3.19) | 6-4 6-3 |
Julie Merfeld (3.22) Karen Kraemer (3.39) |
| Match: 3.50 | Rating: 3.34 |
| 02/18/2023 | D2 | Adult 18+ 3.5 |
|---|---|---|
| Zinn-Burggraaf & Rice: DMG Missouri Valley |
L | Snedegar & Hagan: LifeTime Missouri Valley |
| Danita Olafson (3.30) | 6-4 7-5 |
Holly Rebelez (3.23) Karen Kraemer (3.41) |
| Match: 3.22 | Rating: 3.28 |
| 01/28/2023 | D3 | Adult 18+ 4.0 |
|---|---|---|
| Hagan: Genesis Missouri Valley |
W | Nixon & Rickert: LifeTime Missouri Valley |
| Jennifer Smith (-----) | 6-0 6-0 |
Default |
| Match: ----- | Rating: ----- |
| 01/21/2023 | D1 | Adult 18+ 3.5 |
|---|---|---|
| Zinn-Burggraaf & Rice: DMG Missouri Valley |
L | Cownie & Vandewater: LifeTime Missouri Valley |
| Sarah Zinn-Burggraaf (3.24) | 2-6 6-3 1-0 |
Rachel Forsberg (3.22) Kellie Hockmuth (3.25) |
| Match: 3.26 | Rating: 3.29 |
| Glossary |
| Match | Player rating for individual match. |
| Rating | Dynamic rating after completed match. |
| NC | Match not yet calculated into rating. |
| S | Self rated or unrated player involved in match so no match rating calculated for current player. |
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