PLAYER PAGE
Personal
Petersen, W (Willmore)
Chess SA id
189046399FIDE id
?Date of birth
1989-02-01 (Adult)Gender
MaleRegion
Cape Town (WCT)Citizen
RSATitles
Chess SA registered
NoLast active game
2024-08-03Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1312.1 | 1316.9 | 1286.3 | 1300 |
| Raw rating | 1312.1 | 1316.9 | 1286.3 | 1300 |
| Weighted rating | 1307.9 | 1312.2 | 1285.5 | 1299 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 812.1 | 816.9 | 786.3 | 800 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 141.3 | 140.4 | 146.6 | 143.8 |
| Highest rating | 1312.12024-10-01 | 1403.92024-09-01 | 1286.32024-02-01 | 13002024-02-01 |
| Highest raw rating | 1312.12024-10-01 | 1316.92024-10-01 | 1286.32024-02-01 | 13002024-02-01 |
| Highest weighted rating | 1304.52025-08-01 | 1308.42025-08-01 | 1283.52025-08-01 | 1296.72025-08-01 |
| Highest weighted performance | 12002019-12-01 | 1403.92024-09-01 | 12002019-12-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1312.1 | 1316.9 | 1286.3 | 1300 |
| Analysis | ||||
| Rating | 1312.1 | 1316.9 | 1286.3 | 1300 |
| Raw rating | 1312.1 | 1316.9 | 1286.3 | 1300 |
| Weighted rating | 1307.9 | 1312.2 | 1285.5 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 812.1 | 816.9 | 786.3 | 800 |
| Max/Min rating change allowed | 141.3 | 140.4 | 146.6 | 143.8 |
| Games | 0 | 0 | 0 | 0 |
| Score | 0 | 0 | 0 | 0 |
| Expected score | 0 | 0 | 0 | 0 |
| Score-Expected | 0 | 0 | 0 | 0 |
| Temp raw +/- | 0 | 0 | 0 | 0 |
| Final raw +/- | 0 | 0 | 0 | 0 |
| New raw rating | 1312.1 | 1316.9 | 1286.3 | 1300 |
| New weighted rating | 1309.1 | 1313.5 | 1286 | 1299.7 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1312.1 | 1316.9 | 1286.3 | 1300 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1312.1 | 1316.9 | 1286.3 | 1300 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 812.1 | 816.9 | 786.3 | 800 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 3 | 3 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 18 | 8 | 10 | 0 |
| Games since | |||||||||||||||||
| Main3 | Standard3 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | Adult | ||||||||||||||||
| Region | Cape Town (WCT) | ||||||||||||||||
| Province | Western Cape (WC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 0 | 0 | 0 | 0 | 0 | 0 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 0 | 0 | 0 | 0 | 0 | 0 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 8 | 5 | 62.5 | 106.2 | 1173.9 | 1280.2 |
| Standard | 3 | 2 | 66.67 | 141.7 | 1276.4 | 1418.1 |
| Rapid | 5 | 3 | 60 | 85 | 1112.4 | 1197.4 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2025-09-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2025-08-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2025-07-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2025-06-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2025-05-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2025-04-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2025-03-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2025-02-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2025-01-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2024-12-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2024-11-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2024-10-01 | 1312.1 | 1316.9 | 1286.3 | 1300 |
| 2024-09-01 | 1297.3 | 1300 | 1286.3 | 1300 |
| 2024-08-01 | 1297.3 | 1300 | 1286.3 | 1300 |
| 2024-07-01 | 1297.3 | 1300 | 1286.3 | 1300 |
| 2024-06-01 | 1297.3 | 1300 | 1286.3 | 1300 |
| 2024-08-01 | 1297.3 | 1300 | 1286.3 | 1300 |
| 2024-04-01 | 1297.3 | 1300 | 1286.3 | 1300 |
| 2024-03-01 | 1297.3 | 1300 | 1286.3 | 1300 |
| 2024-02-01 | 1297.3 | 1300 | 1286.3 | 1300 |
| 2024-01-01 | 1297.3 | 1300 | 1286.3 | 1300 |
| 2023-12-01 | 1203.1 | 1200 | 1202.8 | 1200 |
| 2023-11-01 | 1203.1 | 1200 | 1202.8 | 1200 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | CT League 2024 (D) | 2024-08-03 | 2024-08-03 | Standard | Cape Town (WCT) | 6 | 3 | 2 | Yes | Analysis |
| 2 | OCF Open 2020 (Open) | 2020-01-25 | 2020-01-25 | Rapid | Overberg (WOS) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentOCF Open 2020 | TournamentCT League 2024 | ||||||
| date2020-01-25 | rnd3 | typeRapid | result1 | date2024-08-03 | rnd5 | typeStandard | result1 | ||
| OpponentFouche, W (Wouter De Wet) | OpponentJacobs, DE (Darryl) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentCT League 2024 | TournamentCT League 2024 | ||||||
| date2024-08-03 | rnd4 | typeStandard | result1 | date2024-08-03 | rnd5 | typeStandard | result1 | ||
| OpponentFortune, I (Ivan) | OpponentJacobs, DE (Darryl) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentOCF Open 2020 | TournamentOCF Open 2020 | ||||||
| date2020-01-25 | rnd3 | typeRapid | result1 | date2020-01-25 | rnd5 | typeRapid | result1 | ||
| OpponentFouche, W (Wouter De Wet) | OpponentAbrahams, S (Sahyda) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentOCF Open 2020 | TournamentCT League 2024 | ||||||
| date2020-01-25 | rnd3 | typeRapid | result1 | date2024-08-03 | rnd5 | typeStandard | result1 | ||
| OpponentFouche, W (Wouter De Wet) | OpponentJacobs, DE (Darryl) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentCT League 2024 | TournamentCT League 2024 | ||||||
| date2024-08-03 | rnd4 | typeStandard | result1 | date2024-08-03 | rnd5 | typeStandard | result1 | ||
| OpponentFortune, I (Ivan) | OpponentJacobs, DE (Darryl) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentOCF Open 2020 | TournamentOCF Open 2020 | ||||||
| date2020-01-25 | rnd3 | typeRapid | result1 | date2020-01-25 | rnd5 | typeRapid | result1 | ||
| OpponentFouche, W (Wouter De Wet) | OpponentAbrahams, S (Sahyda) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
Top 10 opponents most often played
| # | Opponent | Main | Standard | Rapid | Blitz | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | ||
| Aor | Prat | Aor | Prat | Aor | Prat | Aor | Prat | ||||||
| 1 | Pasqualle ,L (Lazio) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1275.7 | 850.7 | 1278.8 | 850.7 | 0 | 0 | 0 | 0 | ||||||
| 2 | Fortune ,I (Ivan) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1333.2 | 1758.2 | 1331.9 | 1758.2 | 0 | 0 | 0 | 0 | ||||||
| 3 | Jacobs ,DE (Darryl) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1220.2 | 1645.2 | 1218.4 | 1645.2 | 0 | 0 | 0 | 0 | ||||||
| 4 | Alberts ,A (Adriaan) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1211.6 | 786.6 | 0 | 0 | 1175 | 786.6 | 0 | 0 | ||||||
| 5 | Abrahams ,S (Sahyda) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 599 | 1024 | 0 | 0 | 500 | 1024 | 0 | 0 | ||||||
| 6 | Maxwell ,CP (Christian Paul) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1370.5 | 945.5 | 0 | 0 | 1302.9 | 945.5 | 0 | 0 | ||||||
| 7 | Fouche ,W (Wouter De Wet) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1205.1 | 1630.1 | 0 | 0 | 1200 | 1630.1 | 0 | 0 | ||||||
| 8 | Joon ,G (Gavin) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1176 | 1601 | 0 | 0 | 1176 | 1601 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|