PLAYER PAGE
Personal
Viljoen, A (Alexander)
Chess SA id
1130303328FIDE id
?Date of birth
2013-05-08 (U14)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-07-26Personal details last changed
1900-01-01Junior GPX Games
10Junior GPX Points
1165.3| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1177.6 | 1174.4 | 1200 | 1200 |
| Raw rating | 1177.6 | 1174.4 | 1200 | 1200 |
| Weighted rating | 1176.5 | 1172 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 171.2 | 172 | 165.8 | 165.8 |
| Highest rating | 12002024-05-01 | 12002024-05-01 | 12002024-05-01 | 12002024-05-01 |
| Highest raw rating | 12002024-05-01 | 12002024-05-01 | 12002024-05-01 | 12002024-05-01 |
| Highest weighted rating | 12002024-05-01 | 12002024-05-01 | 12002024-05-01 | 12002024-05-01 |
| Highest weighted performance | 12002024-12-01 | 12002024-12-01 | 12002024-05-01 | 12002024-05-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1177.6 | 1174.4 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1177.6 | 1174.4 | 1200 | 1200 |
| Raw rating | 1177.6 | 1174.4 | 1200 | 1200 |
| Weighted rating | 1176.5 | 1172 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 171.2 | 172 | 165.8 | 165.8 |
| 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 | 1177.6 | 1174.4 | 1200 | 1200 |
| New weighted rating | 1176.3 | 1171.8 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1177.6 | 1174.4 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1177.6 | 1174.4 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 10 | 10 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 15 | 15 | 0 | 0 |
| Games since | |||||||||||||||||
| Main15 | Standard15 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 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 | 10 | 4 | 40 | -85 | 1244.2 | 1159.2 |
| Standard | 10 | 4 | 40 | -85 | 1244.2 | 1159.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 15 | 5.5 | 36.67 | -113.3 | 1229.5 | 1116.1 |
| Standard | 15 | 5.5 | 36.67 | -113.3 | 1229.5 | 1116.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1177.6 | 1174.4 | 1200 | 1200 |
| 2025-09-01 | 1177.6 | 1174.4 | 1200 | 1200 |
| 2025-08-01 | 1177.6 | 1174.4 | 1200 | 1200 |
| 2025-07-01 | 1177.9 | 1173.5 | 1200 | 1200 |
| 2025-06-01 | 1177.9 | 1173.5 | 1200 | 1200 |
| 2025-05-01 | 1179.7 | 1175.6 | 1200 | 1200 |
| 2025-04-01 | 1179.7 | 1175.6 | 1200 | 1200 |
| 2025-03-01 | 1179.7 | 1175.6 | 1200 | 1200 |
| 2025-02-01 | 1179.3 | 1175 | 1200 | 1200 |
| 2025-01-01 | 1165.5 | 1158.4 | 1200 | 1200 |
| 2024-12-01 | 1165.5 | 1158.4 | 1200 | 1200 |
| 2024-11-01 | 1165.5 | 1158.4 | 1200 | 1200 |
| 2024-10-01 | 1165.5 | 1158.4 | 1200 | 1200 |
| 2024-09-01 | 1165.5 | 1158.4 | 1200 | 1200 |
| 2024-08-01 | 1165.5 | 1158.4 | 1200 | 1200 |
| 2024-07-01 | 1165.5 | 1158.4 | 1200 | 1200 |
| 2024-06-01 | 1165.5 | 1158.4 | 1200 | 1200 |
| 2024-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-04-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-03-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-02-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-01-01 | 1200 | 1200 | 1200 | 1200 |
| 2023-12-01 | 1200 | 1200 | 1200 | 1200 |
| 2023-11-01 | 1200 | 1200 | 1200 | 1200 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Tshwane North School District Cluster 4 & 5 Team League (D3) (U13 Open) | 2025-07-26 | 2025-07-26 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 2 | 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U13 Open) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Tshwane North School District Cluster 4 & 5 Team League (D3) (U13 Open) | 2025-07-26 | 2025-07-26 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 2 | 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U13 Open) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 3 | District 3 Cluster 4 and 5 Individuals 2024 (U11 Boys) | 2024-05-04 | 2024-05-04 | Standard | Tshwane (GTP) | 5 | 5 | 1.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | ||||||
| date2024-05-04 | rnd2 | typeStandard | result0.5 | date2024-05-04 | rnd3 | typeStandard | result1 | ||
| OpponentMasidwali, A (Aripfaho) | OpponentBotha, A (Austin Michael) | ||||||||
| 2 | 1 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-07-26 | rnd5 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentMashishi, A (Aoretwe-Kgalalelo Leeu) | OpponentMashishi, A (Aoretwe-Kgalalelo Leeu) | ||||||||
| 3 | 1 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-07-26 | rnd1 | typeStandard | result1 | date2025-07-26 | rnd1 | typeStandard | result1 | ||
| OpponentVan Rooyen, D (Daniel) | OpponentVan Rooyen, D (Daniel) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | ||||||
| date2024-05-04 | rnd2 | typeStandard | result0.5 | date2024-05-04 | rnd3 | typeStandard | result1 | ||
| OpponentMasidwali, A (Aripfaho) | OpponentBotha, A (Austin Michael) | ||||||||
| 2 | 1 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-07-26 | rnd5 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentMashishi, A (Aoretwe-Kgalalelo Leeu) | OpponentMashishi, A (Aoretwe-Kgalalelo Leeu) | ||||||||
| 3 | 1 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-07-26 | rnd1 | typeStandard | result1 | date2025-07-26 | rnd1 | typeStandard | result1 | ||
| OpponentVan Rooyen, D (Daniel) | OpponentVan Rooyen, D (Daniel) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-07-26 | rnd5 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentMashishi, A (Aoretwe-Kgalalelo Leeu) | OpponentMashishi, A (Aoretwe-Kgalalelo Leeu) | ||||||||
| 2 | 1 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-07-26 | rnd1 | typeStandard | result1 | date2025-07-26 | rnd1 | typeStandard | result1 | ||
| OpponentVan Rooyen, D (Daniel) | OpponentVan Rooyen, D (Daniel) | ||||||||
| 3 | 1 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd4 | typeStandard | result1 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentOosterhuis, L (Luan Rudie) | OpponentOosterhuis, L (Luan Rudie) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-07-26 | rnd5 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentMashishi, A (Aoretwe-Kgalalelo Leeu) | OpponentMashishi, A (Aoretwe-Kgalalelo Leeu) | ||||||||
| 2 | 1 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-07-26 | rnd1 | typeStandard | result1 | date2025-07-26 | rnd1 | typeStandard | result1 | ||
| OpponentVan Rooyen, D (Daniel) | OpponentVan Rooyen, D (Daniel) | ||||||||
| 3 | 1 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd4 | typeStandard | result1 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentOosterhuis, L (Luan Rudie) | OpponentOosterhuis, L (Luan Rudie) | ||||||||
| # | 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 | Botha ,A (Austin Michael) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 2 | Du Plessis ,J (Jan-Harm) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1207 | 782 | 1209.3 | 782 | 0 | 0 | 0 | 0 | ||||||
| 3 | Herbst ,AJL (A Le Roux) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1367.1 | 942.1 | 1365.3 | 942.1 | 0 | 0 | 0 | 0 | ||||||
| 4 | Masidwali ,A (Aripfaho) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1200 | 1200 | 1200 | 0 | 0 | 0 | 0 | ||||||
| 5 | Lange ,S (Sebastian Siegfried) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 6 | De Waal ,L (Landon John) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1236.9 | 811.9 | 1243.3 | 811.9 | 0 | 0 | 0 | 0 | ||||||
| 7 | Mashishi ,A (Aoretwe-Kgalalelo Leeu) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1198.8 | 1623.8 | 1198.5 | 1623.8 | 0 | 0 | 0 | 0 | ||||||
| 8 | Oosterhuis ,L (Luan Rudie) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 9 | Nemukovhani ,L (Londani) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 10 | Van Rooyen ,D (Daniel) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|