PLAYER PAGE
Personal
Van Der Merwe, A (Alex)
Chess SA id
1150306250FIDE id
?Date of birth
2015-03-16 (U12)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
YesLast active game
2025-08-10Personal details last changed
1900-01-01Junior GPX Games
37Junior GPX Points
1177.9| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1246.5 | 1251.1 | 1200 | 1200 |
| Raw rating | 1246.5 | 1251.1 | 1200 | 1200 |
| Weighted rating | 1223.8 | 1228.2 | 1200 | 1200 |
| Weighted performance | 1197.6 | 1193.4 | 0 | 0 |
| Floor | 748.1 | 763.6 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 155.2 | 154.2 | 165.8 | 165.8 |
| Highest rating | 1258.32024-07-01 | 1263.62024-08-01 | 12002024-06-01 | 12002024-06-01 |
| Highest raw rating | 1248.12024-08-01 | 1263.62024-08-01 | 12002024-06-01 | 12002024-06-01 |
| Highest weighted rating | 1248.12024-10-01 | 1263.62024-10-01 | 12002024-06-01 | 12002024-06-01 |
| Highest weighted performance | 1258.32024-07-01 | 1259.32024-07-01 | 12002024-06-01 | 12002024-06-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1246.5 | 1251.1 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1246.5 | 1251.1 | 1200 | 1200 |
| Raw rating | 1246.5 | 1251.1 | 1200 | 1200 |
| Weighted rating | 1223.8 | 1228.2 | 1200 | |
| Weighted performance | 1197.6 | 1193.4 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 748.1 | 763.6 | 700 | 700 |
| Max/Min rating change allowed | 155.2 | 154.2 | 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 | 1246.5 | 1251.1 | 1200 | 1200 |
| New weighted rating | 1226.2 | 1230.7 | 1200 | 1200 |
| New weighted performance | 1197.2 | 1193 | 0 | 0 |
| Temp new rating | 1246.5 | 1251.1 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1246.5 | 1251.1 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 748.1 | 763.6 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 27 | 27 | 0 | 0 | |
| 46 | 46 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 73 | 73 | 0 | 0 |
| Games since | |||||||||||||||||
| Main73 | Standard73 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U12 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 3665 | 1193 | 423 | ||||||||||||||
| Male | 2812 | 922 | 322 | ||||||||||||||
| U12 | 585 | 194 | 70 | ||||||||||||||
| U12 Male | 409 | 138 | 46 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 3511 | 1240 | 479 | ||||||||||||||
| Male | 2699 | 964 | 368 | ||||||||||||||
| U12 | 537 | 198 | 78 | ||||||||||||||
| U12 Male | 376 | 137 | 50 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 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 | 27 | 11 | 40.74 | -78.7 | 1283.5 | 1204.8 |
| Standard | 27 | 11 | 40.74 | -78.7 | 1283.5 | 1204.8 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 73 | 31.5 | 43.15 | -58.2 | 1265.1 | 1206.9 |
| Standard | 73 | 31.5 | 43.15 | -58.2 | 1265.1 | 1206.9 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1246.5 | 1251.1 | 1200 | 1200 |
| 2025-09-01 | 1246.5 | 1251.1 | 1200 | 1200 |
| 2025-08-01 | 1247.6 | 1255.8 | 1200 | 1200 |
| 2025-07-01 | 1213.2 | 1216.8 | 1200 | 1200 |
| 2025-06-01 | 1236 | 1243.1 | 1200 | 1200 |
| 2025-05-01 | 1236 | 1243.1 | 1200 | 1200 |
| 2025-04-01 | 1236 | 1243.1 | 1200 | 1200 |
| 2025-03-01 | 1207.9 | 1210.3 | 1200 | 1200 |
| 2025-02-01 | 1204 | 1205.8 | 1200 | 1200 |
| 2025-01-01 | 1189.7 | 1191.2 | 1200 | 1200 |
| 2024-12-01 | 1218.1 | 1220 | 1200 | 1200 |
| 2024-11-01 | 1218.1 | 1220 | 1200 | 1200 |
| 2024-10-01 | 1239.1 | 1244.5 | 1200 | 1200 |
| 2024-09-01 | 1226.4 | 1235.5 | 1200 | 1200 |
| 2024-08-01 | 1248.1 | 1263.6 | 1200 | 1200 |
| 2024-07-01 | 1177.1 | 1176 | 1200 | 1200 |
| 2024-06-01 | 1200 | 1200 | 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 Etienne Lewis Closed Chess Tournament (U12) | 2025-08-08 | 2025-08-10 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 2 | 2025 Menlo Open (U12) | 2025-07-26 | 2025-07-26 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 3 | 2025 Elise Steenkamp Open Chess Tournament (Bishop) | 2025-06-14 | 2025-06-15 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 4 | 2025 Prestige Open Chess Tournament (U12) | 2025-03-08 | 2025-03-08 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 5 | 2025 Tshwane Chess OPEN Registration Tournament (U12) | 2025-01-25 | 2025-01-25 | 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 Etienne Lewis Closed Chess Tournament (U12) | 2025-08-08 | 2025-08-10 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 2 | 2025 Menlo Open (U12) | 2025-07-26 | 2025-07-26 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 3 | 2025 Elise Steenkamp Open Chess Tournament (Bishop) | 2025-06-14 | 2025-06-15 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 4 | 2025 Prestige Open Chess Tournament (U12) | 2025-03-08 | 2025-03-08 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 5 | 2025 Tshwane Chess OPEN Registration Tournament (U12) | 2025-01-25 | 2025-01-25 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 6 | Gauteng Inter-Region at UJ 2024 (U10 Open) | 2024-12-07 | 2024-12-08 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 1 | Yes | Analysis |
| 7 | 2024 Gauteng North Open Chess Tournament (U10) | 2024-10-05 | 2024-10-06 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 8 | Centurion Chess Open Tournament 2024 (U10) | 2024-09-21 | 2024-09-21 | Standard | Tshwane (GTP) | 5 | 4 | 2 | Yes | Analysis |
| 9 | 2024 Etienne Lewis (U10) | 2024-08-30 | 2024-09-01 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 10 | 2024 Alekhine Open Chess Tournament (U10) | 2024-08-09 | 2024-08-09 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 11 | 2024 Midstream College Open Chess Tournament (U10) | 2024-07-20 | 2024-07-20 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
| 12 | Menlopark Open Chess Tournament 2024 (U10) | 2024-07-13 | 2024-07-13 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 13 | 2024 Prestige College Open Chess Tournament (E) | 2024-07-06 | 2024-07-06 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 14 | 2024 Elise Steenkamp Open Chess Tournament (Rooks) | 2024-06-15 | 2024-06-15 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2025 Prestige Open Chess Tournament | Tournament2025 Prestige Open Chess Tournament | ||||||
| date2025-03-08 | rnd2 | typeStandard | result1 | date2025-03-08 | rnd4 | typeStandard | result1 | ||
| OpponentAphane, O (Oarabile) | OpponentMaré, K (Kristen) | ||||||||
| 2 | 3 | Tournament2024 Prestige College Open Chess Tournament | Tournament2024 Prestige College Open Chess Tournament | ||||||
| date2024-07-06 | rnd1 | typeStandard | result1 | date2024-07-06 | rnd3 | typeStandard | result1 | ||
| OpponentMorena, B (Bokgabo) | OpponentKgengwenyane, G (Goitseone) | ||||||||
| 3 | 2 | Tournament2025 Menlo Open | Tournament2025 Menlo Open | ||||||
| date2025-07-26 | rnd2 | typeStandard | result1 | date2025-07-26 | rnd3 | typeStandard | result1 | ||
| OpponentAikman, D (Desmond Gustav) | OpponentMarais, L (Luke) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2025 Prestige Open Chess Tournament | Tournament2025 Prestige Open Chess Tournament | ||||||
| date2025-03-08 | rnd2 | typeStandard | result1 | date2025-03-08 | rnd4 | typeStandard | result1 | ||
| OpponentAphane, O (Oarabile) | OpponentMaré, K (Kristen) | ||||||||
| 2 | 3 | Tournament2024 Prestige College Open Chess Tournament | Tournament2024 Prestige College Open Chess Tournament | ||||||
| date2024-07-06 | rnd1 | typeStandard | result1 | date2024-07-06 | rnd3 | typeStandard | result1 | ||
| OpponentMorena, B (Bokgabo) | OpponentKgengwenyane, G (Goitseone) | ||||||||
| 3 | 2 | Tournament2025 Menlo Open | Tournament2025 Menlo Open | ||||||
| date2025-07-26 | rnd2 | typeStandard | result1 | date2025-07-26 | rnd3 | typeStandard | result1 | ||
| OpponentAikman, D (Desmond Gustav) | OpponentMarais, L (Luke) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2025 Prestige Open Chess Tournament | Tournament2025 Prestige Open Chess Tournament | ||||||
| date2025-03-08 | rnd2 | typeStandard | result1 | date2025-03-08 | rnd4 | typeStandard | result1 | ||
| OpponentAphane, O (Oarabile) | OpponentMaré, K (Kristen) | ||||||||
| 2 | 3 | Tournament2024 Prestige College Open Chess Tournament | Tournament2024 Prestige College Open Chess Tournament | ||||||
| date2024-07-06 | rnd1 | typeStandard | result1 | date2024-07-06 | rnd3 | typeStandard | result1 | ||
| OpponentMorena, B (Bokgabo) | OpponentKgengwenyane, G (Goitseone) | ||||||||
| 3 | 2 | Tournament2025 Menlo Open | Tournament2025 Menlo Open | ||||||
| date2025-07-26 | rnd2 | typeStandard | result1 | date2025-07-26 | rnd3 | typeStandard | result1 | ||
| OpponentAikman, D (Desmond Gustav) | OpponentMarais, L (Luke) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2025 Prestige Open Chess Tournament | Tournament2025 Prestige Open Chess Tournament | ||||||
| date2025-03-08 | rnd2 | typeStandard | result1 | date2025-03-08 | rnd4 | typeStandard | result1 | ||
| OpponentAphane, O (Oarabile) | OpponentMaré, K (Kristen) | ||||||||
| 2 | 3 | Tournament2024 Prestige College Open Chess Tournament | Tournament2024 Prestige College Open Chess Tournament | ||||||
| date2024-07-06 | rnd1 | typeStandard | result1 | date2024-07-06 | rnd3 | typeStandard | result1 | ||
| OpponentMorena, B (Bokgabo) | OpponentKgengwenyane, G (Goitseone) | ||||||||
| 3 | 2 | Tournament2025 Menlo Open | Tournament2025 Menlo Open | ||||||
| date2025-07-26 | rnd2 | typeStandard | result1 | date2025-07-26 | rnd3 | typeStandard | result1 | ||
| OpponentAikman, D (Desmond Gustav) | OpponentMarais, L (Luke) | ||||||||
| # | 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 | Westermann ,I (Inge) | 3 | 1 | -141.7 | 3 | 1 | -141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1382.2 | 1240.5 | 1380.4 | 1240.5 | 0 | 0 | 0 | 0 | ||||||
| 2 | Westermann ,Z (Zelri) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1149.4 | 1149.4 | 1141.6 | 1149.4 | 0 | 0 | 0 | 0 | ||||||
| 3 | Erasmus ,T (Trisa) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1496.2 | 1071.2 | 1496.5 | 1071.2 | 0 | 0 | 0 | 0 | ||||||
| 4 | Motumi ,T (Tsepe) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1233.7 | 1658.7 | 1238.9 | 1658.7 | 0 | 0 | 0 | 0 | ||||||
| 5 | Marais ,L (Luke) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1357.9 | 1357.9 | 1343.8 | 1357.9 | 0 | 0 | 0 | 0 | ||||||
| 6 | Lin ,Y (Yizheng) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1442.6 | 1017.6 | 1441.2 | 1017.6 | 0 | 0 | 0 | 0 | ||||||
| 7 | Kgwale ,O (Obotegile) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1377.6 | 952.6 | 1382.3 | 952.6 | 0 | 0 | 0 | 0 | ||||||
| 8 | Roets ,J (Josias) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1132.7 | 1132.7 | 1131.2 | 1132.7 | 0 | 0 | 0 | 0 | ||||||
| 9 | Kgwale ,I (Itumeleng) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1104.6 | 679.6 | 1102.1 | 679.6 | 0 | 0 | 0 | 0 | ||||||
| 10 | Khosana ,O (Onalerona) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1265.3 | 840.3 | 1274.8 | 840.3 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|