PLAYER PAGE
Personal
Yahiaoui, A (Arezki)
Chess SA id
1160300018FIDE id
?Date of birth
2016-01-08 (U10)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
924.3| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1096.6 | 1084.1 | 1200 | 1200 |
| Raw rating | 1096.6 | 1084 | 1200 | 1200 |
| Weighted rating | 1096.6 | 1084.1 | 1200 | 1200 |
| Weighted performance | 875.7 | 875.6 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 192.1 | 195.6 | 165.8 | 165.8 |
| Highest rating | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 |
| Highest raw rating | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted performance | 12002024-12-01 | 12002024-12-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | -0.1 | 0 | 0 |
| New rating | 1096.6 | 1084 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1096.6 | 1084.1 | 1200 | 1200 |
| Raw rating | 1096.6 | 1084 | 1200 | 1200 |
| Weighted rating | 1096.6 | 1084.1 | 1200 | |
| Weighted performance | 875.7 | 875.6 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 192.1 | 195.6 | 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 | 1096.6 | 1084 | 1200 | 1200 |
| New weighted rating | 1095.6 | 1083.1 | 1200 | 1200 |
| New weighted performance | 875.4 | 875.3 | 0 | 0 |
| Temp new rating | 1096.6 | 1084 | 1200 | 1200 |
| Temp new rating +/- | 0 | -0.1 | 0 | 0 |
| Final new rating +/- | 0 | -0.1 | 0 | 0 |
| New rating | 1096.6 | 1084 | 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 | |
| 20 | 20 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 30 | 30 | 0 | 0 |
| Games since | |||||||||||||||||
| Main30 | Standard30 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U10 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U10 | -1 | -1 | -1 | ||||||||||||||
| U10 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 4331 | 1514 | 592 | ||||||||||||||
| Male | 3169 | 1137 | 442 | ||||||||||||||
| U10 | 429 | 174 | 89 | ||||||||||||||
| U10 Male | 327 | 143 | 70 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U10 | -1 | -1 | -1 | ||||||||||||||
| U10 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U10 | -1 | -1 | -1 | ||||||||||||||
| U10 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 | 1.5 | 15 | -297.5 | 1211.8 | 914.3 |
| Standard | 10 | 1.5 | 15 | -297.5 | 1211.8 | 914.3 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 30 | 6 | 20 | -255 | 1201.2 | 946.2 |
| Standard | 30 | 6 | 20 | -255 | 1201.2 | 946.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1096.6 | 1084 | 1200 | 1200 |
| 2025-09-01 | 1096.6 | 1084 | 1200 | 1200 |
| 2025-08-01 | 1096.6 | 1084 | 1200 | 1200 |
| 2025-07-01 | 1101.7 | 1089.7 | 1200 | 1200 |
| 2025-06-01 | 1101.7 | 1089.7 | 1200 | 1200 |
| 2025-05-01 | 1109.5 | 1098.5 | 1200 | 1200 |
| 2025-04-01 | 1109.5 | 1098.5 | 1200 | 1200 |
| 2025-03-01 | 1109.5 | 1098.5 | 1200 | 1200 |
| 2025-02-01 | 1109.5 | 1098.5 | 1200 | 1200 |
| 2025-01-01 | 1078.2 | 1066.4 | 1200 | 1200 |
| 2024-12-01 | 1078.2 | 1066.4 | 1200 | 1200 |
| 2024-11-01 | 1078.2 | 1066.4 | 1200 | 1200 |
| 2024-10-01 | 1078.2 | 1066.4 | 1200 | 1200 |
| 2024-09-01 | 1078.2 | 1066.4 | 1200 | 1200 |
| 2024-08-01 | 1078.2 | 1066.4 | 1200 | 1200 |
| 2024-07-01 | 1069.2 | 1050.8 | 1200 | 1200 |
| 2024-06-01 | 1069.2 | 1050.8 | 1200 | 1200 |
| 2024-08-01 | 1054.3 | 1027.2 | 1200 | 1200 |
| 2024-04-01 | 1054.3 | 1027.2 | 1200 | 1200 |
| 2024-03-01 | 1144.9 | 1133.2 | 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) (U9) | 2025-07-26 | 2025-07-26 | Standard | Tshwane (GTP) | 5 | 5 | 0.5 | Yes | Analysis |
| 2 | 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U9 Open) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 1 | 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) (U9) | 2025-07-26 | 2025-07-26 | Standard | Tshwane (GTP) | 5 | 5 | 0.5 | Yes | Analysis |
| 2 | 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U9 Open) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 3 | 2024 Tshwane North School District Cluster 4 & 5 Team League (U9) | 2024-07-20 | 2024-07-20 | Standard | Tshwane (GTP) | 5 | 5 | 1.5 | Yes | Analysis |
| 4 | District 3 Cluster 4 and 5 Individuals 2024 (U9) | 2024-05-04 | 2024-05-04 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 5 | 2024 Chris Greyling Open Chess Tournament (E) | 2024-03-16 | 2024-03-16 | Standard | Tshwane (GTP) | 5 | 5 | 0 | Yes | Analysis |
| 6 | 2024 Tshwane Chess AHS Open Chess Tournament (E) | 2024-02-24 | 2024-02-24 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2024 Tshwane Chess AHS Open Chess Tournament | Tournament2024 Tshwane Chess AHS Open Chess Tournament | ||||||
| date2024-02-24 | rnd2 | typeStandard | result0.5 | date2024-02-24 | rnd3 | typeStandard | result0.5 | ||
| OpponentMandyu, D (Dineo) | OpponentRousseau, S (Sebastien) | ||||||||
| 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 | rnd3 | typeStandard | result0.5 | date2025-07-26 | rnd3 | typeStandard | result0.5 | ||
| OpponentRamatjela, T (Tshireletso) | OpponentRamatjela, T (Tshireletso) | ||||||||
| 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 | rnd2 | typeStandard | result1 | date2025-05-10 | rnd2 | typeStandard | result1 | ||
| OpponentMakwela, T (Thabiso) | OpponentMakwela, T (Thabiso) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2024 Tshwane Chess AHS Open Chess Tournament | Tournament2024 Tshwane Chess AHS Open Chess Tournament | ||||||
| date2024-02-24 | rnd2 | typeStandard | result0.5 | date2024-02-24 | rnd3 | typeStandard | result0.5 | ||
| OpponentMandyu, D (Dineo) | OpponentRousseau, S (Sebastien) | ||||||||
| 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 | rnd3 | typeStandard | result0.5 | date2025-07-26 | rnd3 | typeStandard | result0.5 | ||
| OpponentRamatjela, T (Tshireletso) | OpponentRamatjela, T (Tshireletso) | ||||||||
| 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 | rnd2 | typeStandard | result1 | date2025-05-10 | rnd2 | typeStandard | result1 | ||
| OpponentMakwela, T (Thabiso) | OpponentMakwela, T (Thabiso) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 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 | rnd2 | typeStandard | result1 | date2025-05-10 | rnd2 | typeStandard | result1 | ||
| OpponentMakwela, T (Thabiso) | OpponentMakwela, T (Thabiso) | ||||||||
| 2 | 1 | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | ||||||
| date2024-07-20 | rnd1 | typeStandard | result1 | date2024-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentHarmse, N (Nicole) | OpponentHarmse, N (Nicole) | ||||||||
| 3 | 1 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | ||||||
| date2024-05-04 | rnd4 | typeStandard | result1 | date2024-05-04 | rnd4 | typeStandard | result1 | ||
| OpponentVan Der Walt, A (Ane) | OpponentVan Der Walt, A (Ane) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 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 | rnd2 | typeStandard | result1 | date2025-05-10 | rnd2 | typeStandard | result1 | ||
| OpponentMakwela, T (Thabiso) | OpponentMakwela, T (Thabiso) | ||||||||
| 2 | 1 | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | ||||||
| date2024-07-20 | rnd1 | typeStandard | result1 | date2024-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentHarmse, N (Nicole) | OpponentHarmse, N (Nicole) | ||||||||
| 3 | 1 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | ||||||
| date2024-05-04 | rnd4 | typeStandard | result1 | date2024-05-04 | rnd4 | typeStandard | result1 | ||
| OpponentVan Der Walt, A (Ane) | OpponentVan Der Walt, A (Ane) | ||||||||
| # | 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 | Ackerman ,J (Janlu) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1205 | 780 | 1206.8 | 780 | 0 | 0 | 0 | 0 | ||||||
| 2 | Ebersohn ,C (Christiaan) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1225 | 800 | 1223.6 | 800 | 0 | 0 | 0 | 0 | ||||||
| 3 | Mandyu ,D (Dineo) | 2 | 0.5 | -212.5 | 2 | 0.5 | -212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1146.6 | 934.1 | 1139.6 | 934.1 | 0 | 0 | 0 | 0 | ||||||
| 4 | Van Niekerk ,W (Waldo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 5 | Greyling ,A (Almi) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 6 | Coetzee ,R (Riko) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1091.8 | 666.8 | 1080.4 | 666.8 | 0 | 0 | 0 | 0 | ||||||
| 7 | Pienaar ,J (Jason) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 8 | Henning ,R (Rudolph) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1451 | 1026 | 1449.3 | 1026 | 0 | 0 | 0 | 0 | ||||||
| 9 | Schoeman ,J (Juanne Myra) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1198.3 | 773.3 | 1197.6 | 773.3 | 0 | 0 | 0 | 0 | ||||||
| 10 | Krog ,R (Ruan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1208.8 | 783.8 | 1209 | 783.8 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|