PLAYER PAGE
Personal
Van Der Westhuizen, WJ (Willem Johannes)
Chess SA id
183039678FIDE id
?Date of birth
1983-11-17 (Adult)Gender
MaleRegion
Johannesburg Metro (GJM)Citizen
RSATitles
RMChess SA registered
NoLast active game
2023-10-08Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 2037.5 | 2050 | 2027.9 | 2027.9 |
| Raw rating | 2037.5 | 2050 | 2027.9 | 2027.9 |
| Weighted rating | 2037.4 | 2049.8 | 2027.9 | 2027.9 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 1537.5 | 1550 | 1527.9 | 1527.9 |
| K-factor | 20 | 20 | 20 | 20 |
| Min/Max rating change allowed | 50.3 | 49.4 | 51 | 51 |
| Highest rating | 2037.52024-02-01 | 20502024-02-01 | 2027.92018-12-01 | 2027.92018-12-01 |
| Highest raw rating | 2037.52024-02-01 | 20502024-02-01 | 2027.92024-02-01 | 2027.92024-02-01 |
| Highest weighted rating | 2037.22025-08-01 | 2049.32025-08-01 | 2027.92018-12-01 | 2027.92018-12-01 |
| Highest weighted performance | 2031.82023-10-01 | 2045.82023-10-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 2037.5 | 2050 | 2027.9 | 2027.9 |
| Analysis | ||||
| Rating | 2037.5 | 2050 | 2027.9 | 2027.9 |
| Raw rating | 2037.5 | 2050 | 2027.9 | 2027.9 |
| Weighted rating | 2037.4 | 2049.8 | 2027.9 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 20 | 20 | 20 | 20 |
| Floor | 1537.5 | 1550 | 1527.9 | 1527.9 |
| Max/Min rating change allowed | 50.3 | 49.4 | 51 | 51 |
| 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 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| New weighted rating | 2037.5 | 2050 | 2027.9 | 2027.9 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 2037.5 | 2050 | 2027.9 | 2027.9 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 2037.5 | 2050 | 2027.9 | 2027.9 |
| New K-factor | 20 | 20 | 20 | 20 |
| New floor | 1537.5 | 1550 | 1527.9 | 1527.9 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 910 | 806 | 40 | 64 |
| Games since | |||||||||||||||||
| Main5 | Standard5 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | Adult | ||||||||||||||||
| Region | Johannesburg Metro (GJM) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| 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 | 5 | 3.5 | 70 | 170 | 1856.9 | 2026.9 |
| Standard | 5 | 3.5 | 70 | 170 | 1856.9 | 2026.9 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2025-09-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2025-08-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2025-07-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2025-06-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2025-05-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2025-04-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2025-03-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2025-02-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2025-01-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-12-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-11-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-10-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-09-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-08-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-07-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-06-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-08-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-04-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-03-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-02-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2024-01-01 | 2037.5 | 2050 | 2027.9 | 2027.9 |
| 2023-12-01 | 2027.6 | 2029.1 | 2027.9 | 2027.9 |
| 2023-11-01 | 2027.6 | 2029.1 | 2027.9 | 2027.9 |
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 | Lardies Open Tournament 2023 (Prestige) | 2023-10-08 | 2023-10-08 | Standard | Tshwane (GTP) | 5 | 5 | 3.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentLardies Open Tournament 2023 | TournamentLardies Open Tournament 2023 | ||||||
| date2023-10-08 | rnd1 | typeStandard | result1 | date2023-10-08 | rnd3 | typeStandard | result1 | ||
| OpponentNkuna, MJ (Moeletsi) | OpponentSmit, YH (Yoshua) | ||||||||
| 2 | 1 | TournamentLardies Open Tournament 2023 | TournamentLardies Open Tournament 2023 | ||||||
| date2023-10-08 | rnd5 | typeStandard | result1 | date2023-10-08 | rnd5 | typeStandard | result1 | ||
| OpponentNelson, WJH (William) | OpponentNelson, WJH (William) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentLardies Open Tournament 2023 | TournamentLardies Open Tournament 2023 | ||||||
| date2023-10-08 | rnd1 | typeStandard | result1 | date2023-10-08 | rnd3 | typeStandard | result1 | ||
| OpponentNkuna, MJ (Moeletsi) | OpponentSmit, YH (Yoshua) | ||||||||
| 2 | 1 | TournamentLardies Open Tournament 2023 | TournamentLardies Open Tournament 2023 | ||||||
| date2023-10-08 | rnd5 | typeStandard | result1 | date2023-10-08 | rnd5 | typeStandard | result1 | ||
| OpponentNelson, WJH (William) | OpponentNelson, WJH (William) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentLardies Open Tournament 2023 | TournamentLardies Open Tournament 2023 | ||||||
| date2023-10-08 | rnd5 | typeStandard | result1 | date2023-10-08 | rnd5 | typeStandard | result1 | ||
| OpponentNelson, WJH (William) | OpponentNelson, WJH (William) | ||||||||
| 2 | 1 | TournamentLardies Open Tournament 2023 | TournamentLardies Open Tournament 2023 | ||||||
| date2023-10-08 | rnd3 | typeStandard | result1 | date2023-10-08 | rnd3 | typeStandard | result1 | ||
| OpponentSmit, YH (Yoshua) | OpponentSmit, YH (Yoshua) | ||||||||
| 3 | 1 | TournamentLardies Open Tournament 2023 | TournamentLardies Open Tournament 2023 | ||||||
| date2023-10-08 | rnd1 | typeStandard | result1 | date2023-10-08 | rnd1 | typeStandard | result1 | ||
| OpponentNkuna, MJ (Moeletsi) | OpponentNkuna, MJ (Moeletsi) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentLardies Open Tournament 2023 | TournamentLardies Open Tournament 2023 | ||||||
| date2023-10-08 | rnd5 | typeStandard | result1 | date2023-10-08 | rnd5 | typeStandard | result1 | ||
| OpponentNelson, WJH (William) | OpponentNelson, WJH (William) | ||||||||
| 2 | 1 | TournamentLardies Open Tournament 2023 | TournamentLardies Open Tournament 2023 | ||||||
| date2023-10-08 | rnd3 | typeStandard | result1 | date2023-10-08 | rnd3 | typeStandard | result1 | ||
| OpponentSmit, YH (Yoshua) | OpponentSmit, YH (Yoshua) | ||||||||
| 3 | 1 | TournamentLardies Open Tournament 2023 | TournamentLardies Open Tournament 2023 | ||||||
| date2023-10-08 | rnd1 | typeStandard | result1 | date2023-10-08 | rnd1 | typeStandard | result1 | ||
| OpponentNkuna, MJ (Moeletsi) | OpponentNkuna, MJ (Moeletsi) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | 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 | Nkuna ,MJ (Moeletsi Jason) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1743.6 | 2168.6 | 1807.2 | 2168.6 | 0 | 0 | 0 | 0 | ||||||
| 2 | Smit ,YH (Yoshua Hendrik) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1624.5 | 2049.5 | 1624.3 | 2049.5 | 0 | 0 | 0 | 0 | ||||||
| 3 | Nelson ,WJH (William Jacobus Hattingh) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1868.5 | 2293.5 | 1871 | 2293.5 | 0 | 0 | 0 | 0 | ||||||
| 4 | Mthunzi ,C (Clive) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1919.5 | 1494.5 | 1925.2 | 1494.5 | 0 | 0 | 0 | 0 | ||||||
| 5 | Mwale ,J (Joseph) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2128.5 | 2128.5 | 2126.6 | 2128.5 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|