PLAYER PAGE
Personal
Van Der Westhuyzen, R (Ruan)
Chess SA id
1140300877FIDE id
?Date of birth
2014-04-17 (U12)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
YesLast active game
2025-09-27Personal details last changed
1900-01-01Junior GPX Games
42Junior GPX Points
1328.7| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1347.3 | 1349.5 | 1200 | 1200 |
| Raw rating | 1347.3 | 1349.5 | 1200 | 1200 |
| Weighted rating | 1273.6 | 1274.5 | 1200 | 1200 |
| Weighted performance | 1322.1 | 1322.2 | 0 | 0 |
| Floor | 847.3 | 849.5 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 134.4 | 134 | 165.8 | 165.8 |
| Highest rating | 1347.32025-11-01 | 1349.52025-11-01 | 12002024-04-01 | 12002024-04-01 |
| Highest raw rating | 1347.32025-11-01 | 1349.52025-11-01 | 12002024-04-01 | 12002024-04-01 |
| Highest weighted rating | 1273.62025-11-01 | 1274.52025-11-01 | 12002024-04-01 | 12002024-04-01 |
| Highest weighted performance | 1336.62025-06-01 | 1336.32024-03-01 | 12002024-04-01 | 12002024-04-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1347.3 | 1349.5 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1347.3 | 1349.5 | 1200 | 1200 |
| Raw rating | 1347.3 | 1349.5 | 1200 | 1200 |
| Weighted rating | 1273.6 | 1274.5 | 1200 | |
| Weighted performance | 1322.1 | 1322.2 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 847.3 | 849.5 | 700 | 700 |
| Max/Min rating change allowed | 134.4 | 134 | 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 | 1347.3 | 1349.5 | 1200 | 1200 |
| New weighted rating | 1281.7 | 1282.7 | 1200 | 1200 |
| New weighted performance | 1314.1 | 1314.2 | 0 | 0 |
| Temp new rating | 1347.3 | 1349.5 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1347.3 | 1349.5 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 847.3 | 849.5 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 42 | 42 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 47 | 47 | 0 | 0 |
| Games since | |||||||||||||||||
| Main47 | Standard47 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U12 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 2749 | 956 | 348 | ||||||||||||||
| Male | 2196 | 754 | 271 | ||||||||||||||
| U12 | 394 | 141 | 51 | ||||||||||||||
| U12 Male | 285 | 98 | 30 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 2655 | 971 | 375 | ||||||||||||||
| Male | 2130 | 777 | 297 | ||||||||||||||
| U12 | 367 | 138 | 49 | ||||||||||||||
| U12 Male | 269 | 97 | 30 | ||||||||||||||
| 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 | 42 | 21 | 50 | 0 | 1333 | 1333 |
| Standard | 42 | 21 | 50 | 0 | 1333 | 1333 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 47 | 24 | 51.06 | 9 | 1313.6 | 1322.6 |
| Standard | 47 | 24 | 51.06 | 9 | 1313.6 | 1322.6 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1347.3 | 1349.5 | 1200 | 1200 |
| 2025-09-30 | 1339.8 | 1340.1 | 1200 | 1200 |
| 2025-09-01 | 1339.8 | 1340.1 | 1200 | 1200 |
| 2025-08-01 | 1336.6 | 1336.3 | 1200 | 1200 |
| 2025-07-01 | 1336.6 | 1336.3 | 1200 | 1200 |
| 2025-06-01 | 1336.6 | 1336.3 | 1200 | 1200 |
| 2025-05-01 | 1260.1 | 1263 | 1200 | 1200 |
| 2025-04-01 | 1260.1 | 1263 | 1200 | 1200 |
| 2025-03-01 | 1265.3 | 1271.9 | 1200 | 1200 |
| 2025-02-01 | 1208.4 | 1208.2 | 1200 | 1200 |
| 2025-01-01 | 1208.3 | 1208.4 | 1200 | 1200 |
| 2024-12-01 | 1208.3 | 1208.4 | 1200 | 1200 |
| 2024-11-01 | 1208.3 | 1208.4 | 1200 | 1200 |
| 2024-10-01 | 1208.3 | 1208.4 | 1200 | 1200 |
| 2024-09-01 | 1208.3 | 1208.4 | 1200 | 1200 |
| 2024-08-01 | 1208.3 | 1208.4 | 1200 | 1200 |
| 2024-07-01 | 1208.3 | 1208.4 | 1200 | 1200 |
| 2024-09-01 | 1208.3 | 1208.4 | 1200 | 1200 |
| 2024-05-01 | 1208.3 | 1208.4 | 1200 | 1200 |
| 2024-04-01 | 1208.3 | 1208.4 | 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 |
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 Gauteng Schools Provincial Individual Chess Championship (U11 Boys) | 2025-09-27 | 2025-09-27 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 2 | 2025 Etienne Lewis Closed Chess Tournament (U12) | 2025-08-08 | 2025-08-10 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 3 | 2025 Tshwane South School District Individual Finals (D4) (U11 Boys) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 4 | 2025 Silver Lakes Chess Club Open Chess Tournament (U12) | 2025-05-03 | 2025-05-03 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 5 | AHS Open Chess Tournament 2025 (U12) | 2025-03-01 | 2025-03-01 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 6 | Constantiapark Open 2025 (U12) | 2025-02-15 | 2025-02-15 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 7 | 2025 Piet Robbertse Fide Rated Open Chess Tournament (D) | 2025-02-01 | 2025-02-02 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 8 | 2025 Tshwane Chess OPEN Registration Tournament (U12) | 2025-01-25 | 2025-01-25 | 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 Gauteng Schools Provincial Individual Chess Championship (U11 Boys) | 2025-09-27 | 2025-09-27 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 2 | 2025 Etienne Lewis Closed Chess Tournament (U12) | 2025-08-08 | 2025-08-10 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 3 | 2025 Tshwane South School District Individual Finals (D4) (U11 Boys) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 4 | 2025 Silver Lakes Chess Club Open Chess Tournament (U12) | 2025-05-03 | 2025-05-03 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 5 | AHS Open Chess Tournament 2025 (U12) | 2025-03-01 | 2025-03-01 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 6 | Constantiapark Open 2025 (U12) | 2025-02-15 | 2025-02-15 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 7 | 2025 Piet Robbertse Fide Rated Open Chess Tournament (D) | 2025-02-01 | 2025-02-02 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 8 | 2025 Tshwane Chess OPEN Registration Tournament (U12) | 2025-01-25 | 2025-01-25 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 9 | 2024 Chris Greyling Open Chess Tournament (D1) | 2024-03-16 | 2024-03-16 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Tournament2025 Tshwane South School District Individual Finals (D4) | Tournament2025 Tshwane South School District Individual Finals (D4) | ||||||
| date2025-05-10 | rnd2 | typeStandard | result1 | date2025-05-10 | rnd5 | typeStandard | result1 | ||
| OpponentWessels, J (Jancko) | OpponentRahlaga, K (Kaelo Alupheli) | ||||||||
| 2 | 4 | Tournament2025 Tshwane Chess OPEN Registration Tournament | Tournament2025 Piet Robbertse Fide Rated Open Chess Tournament | ||||||
| date2025-01-25 | rnd4 | typeStandard | result1 | date2025-02-01 | rnd2 | typeStandard | result1 | ||
| OpponentDe Kock, N (Nieve) | OpponentDu Plessis, M (Mia) | ||||||||
| 3 | 2 | Tournament2025 Gauteng Schools Provincial Individual Chess Championship | Tournament2025 Gauteng Schools Provincial Individual Chess Championship | ||||||
| date2025-09-27 | rnd4 | typeStandard | result1 | date2025-09-27 | rnd5 | typeStandard | result1 | ||
| OpponentMkhize, S (Sibongimpilo) | OpponentScheepers, J (Joshua) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Tournament2025 Tshwane South School District Individual Finals (D4) | Tournament2025 Tshwane South School District Individual Finals (D4) | ||||||
| date2025-05-10 | rnd2 | typeStandard | result1 | date2025-05-10 | rnd5 | typeStandard | result1 | ||
| OpponentWessels, J (Jancko) | OpponentRahlaga, K (Kaelo Alupheli) | ||||||||
| 2 | 4 | Tournament2025 Tshwane Chess OPEN Registration Tournament | Tournament2025 Piet Robbertse Fide Rated Open Chess Tournament | ||||||
| date2025-01-25 | rnd4 | typeStandard | result1 | date2025-02-01 | rnd2 | typeStandard | result1 | ||
| OpponentDe Kock, N (Nieve) | OpponentDu Plessis, M (Mia) | ||||||||
| 3 | 2 | Tournament2025 Etienne Lewis Closed Chess Tournament | Tournament2025 Etienne Lewis Closed Chess Tournament | ||||||
| date2025-08-09 | rnd4 | typeStandard | result1 | date2025-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentVan Der Merwe, A (Alex) | OpponentDixon, G (Genevieve) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Tournament2025 Tshwane South School District Individual Finals (D4) | Tournament2025 Tshwane South School District Individual Finals (D4) | ||||||
| date2025-05-10 | rnd2 | typeStandard | result1 | date2025-05-10 | rnd5 | typeStandard | result1 | ||
| OpponentWessels, J (Jancko) | OpponentRahlaga, K (Kaelo Alupheli) | ||||||||
| 2 | 4 | Tournament2025 Tshwane Chess OPEN Registration Tournament | Tournament2025 Piet Robbertse Fide Rated Open Chess Tournament | ||||||
| date2025-01-25 | rnd4 | typeStandard | result1 | date2025-02-01 | rnd2 | typeStandard | result1 | ||
| OpponentDe Kock, N (Nieve) | OpponentDu Plessis, M (Mia) | ||||||||
| 3 | 2 | Tournament2025 Etienne Lewis Closed Chess Tournament | Tournament2025 Etienne Lewis Closed Chess Tournament | ||||||
| date2025-08-09 | rnd4 | typeStandard | result1 | date2025-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentVan Der Merwe, A (Alex) | OpponentDixon, G (Genevieve) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Tournament2025 Tshwane South School District Individual Finals (D4) | Tournament2025 Tshwane South School District Individual Finals (D4) | ||||||
| date2025-05-10 | rnd2 | typeStandard | result1 | date2025-05-10 | rnd5 | typeStandard | result1 | ||
| OpponentWessels, J (Jancko) | OpponentRahlaga, K (Kaelo Alupheli) | ||||||||
| 2 | 4 | Tournament2025 Tshwane Chess OPEN Registration Tournament | Tournament2025 Piet Robbertse Fide Rated Open Chess Tournament | ||||||
| date2025-01-25 | rnd4 | typeStandard | result1 | date2025-02-01 | rnd2 | typeStandard | result1 | ||
| OpponentDe Kock, N (Nieve) | OpponentDu Plessis, M (Mia) | ||||||||
| 3 | 2 | Tournament2025 Etienne Lewis Closed Chess Tournament | Tournament2025 Etienne Lewis Closed Chess Tournament | ||||||
| date2025-08-09 | rnd4 | typeStandard | result1 | date2025-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentVan Der Merwe, A (Alex) | OpponentDixon, G (Genevieve) | ||||||||
| # | 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 | Rahlaga ,K (Kaelo Alupheli) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1584 | 1584 | 1580.7 | 1584 | 0 | 0 | 0 | 0 | ||||||
| 2 | Roets ,J (Josias) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1118.3 | 1543.3 | 1111 | 1543.3 | 0 | 0 | 0 | 0 | ||||||
| 3 | Van Zyl ,S (Sanli) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1588.6 | 1163.6 | 1587.4 | 1163.6 | 0 | 0 | 0 | 0 | ||||||
| 4 | Vorster ,M (Meandri) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1466.3 | 1041.3 | 1465.1 | 1041.3 | 0 | 0 | 0 | 0 | ||||||
| 5 | Nel ,J (Jacobus Johannes) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1279.4 | 854.4 | 1284.1 | 854.4 | 0 | 0 | 0 | 0 | ||||||
| 6 | Mosala ,A (Atlehang) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1404 | 979 | 1389.3 | 979 | 0 | 0 | 0 | 0 | ||||||
| 7 | Mamphweli ,T (Tshedza) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1097 | 672 | 1089.5 | 672 | 0 | 0 | 0 | 0 | ||||||
| 8 | Ramonyai ,M (Maribe) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1288.4 | 863.4 | 1284.6 | 863.4 | 0 | 0 | 0 | 0 | ||||||
| 9 | Vounatsos ,L (Levi) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1280.5 | 855.5 | 1273.1 | 855.5 | 0 | 0 | 0 | 0 | ||||||
| 10 | Motsepe ,M (Marman) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|