PLAYER PAGE
Personal
Van Wyk, J (Jonathan)
Chess SA id
108079024FIDE id
?Date of birth
2008-06-05 (U18)Gender
MaleRegion
Sedibeng (GSV)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-02Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1238.9 | 1252.1 | 663.6 | 663.6 |
| Raw rating | 1238.9 | 1252.1 | 663.6 | 663.6 |
| Weighted rating | 1171.7 | 1171.7 | 663.6 | 663.6 |
| Weighted performance | 775.2 | 771.9 | 0 | 0 |
| Floor | 738.9 | 752.1 | 500 | 500 |
| K-factor | 36 | 36 | 40 | 40 |
| Min/Max rating change allowed | 156.9 | 153.9 | 356.1 | 356.1 |
| Highest rating | 1238.92025-09-01 | 1252.12025-09-01 | 12002024-02-01 | 12002024-02-01 |
| Highest raw rating | 1238.92025-09-01 | 1252.12025-09-01 | 663.62024-02-01 | 663.62024-02-01 |
| Highest weighted rating | 11902024-11-01 | 1183.62024-11-01 | 663.62024-11-01 | 663.62024-11-01 |
| Highest weighted performance | 1202.82019-07-01 | 12002024-12-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1238.9 | 1252.1 | 663.6 | 663.6 |
| Analysis | ||||
| Rating | 1238.9 | 1252.1 | 663.6 | 663.6 |
| Raw rating | 1238.9 | 1252.1 | 663.6 | 663.6 |
| Weighted rating | 1171.7 | 1171.7 | 663.6 | |
| Weighted performance | 775.2 | 771.9 | 0 | |
| K-factor | 36 | 36 | 40 | 40 |
| Floor | 738.9 | 752.1 | 500 | 500 |
| Max/Min rating change allowed | 156.9 | 153.9 | 356.1 | 356.1 |
| 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 | 1238.9 | 1252.1 | 663.6 | 663.6 |
| New weighted rating | 1177.5 | 1178.7 | 663.6 | 663.6 |
| New weighted performance | 774.7 | 771.4 | 0 | 0 |
| Temp new rating | 1238.9 | 1252.1 | 663.6 | 663.6 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1238.9 | 1252.1 | 663.6 | 663.6 |
| New K-factor | 36 | 36 | 40 | 40 |
| New floor | 738.9 | 752.1 | 500 | 500 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 4 | 4 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 229 | 229 | 0 | 0 |
| Games since | |||||||||||||||||
| Main4 | Standard4 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U18 | ||||||||||||||||
| Region | Sedibeng (GSV) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 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 | 4 | 4 | 100 | 425 | 1227.2 | 1652.2 |
| Standard | 4 | 4 | 100 | 425 | 1227.2 | 1652.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 165 | 87.5 | 53.03 | 25.8 | 1020.4 | 1046.1 |
| Standard | 165 | 87.5 | 53.03 | 25.8 | 1020.4 | 1046.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1238.9 | 1252.1 | 663.6 | 663.6 |
| 2025-09-01 | 1238.9 | 1252.1 | 663.6 | 663.6 |
| 2025-08-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2025-07-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2025-06-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2025-05-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2025-04-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2025-03-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2025-02-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2025-01-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-12-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-11-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-10-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-09-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-08-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-07-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-06-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-08-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-04-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-03-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-02-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2024-01-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2023-12-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
| 2023-11-01 | 1159.2 | 1156.8 | 663.6 | 663.6 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mossel Bay Top Schools 2025 (U18 Open) | 2025-08-02 | 2025-08-02 | Standard | Eden (WEG) | 5 | 4 | 4 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mossel Bay Top Schools 2025 (U18 Open) | 2025-08-02 | 2025-08-02 | Standard | Eden (WEG) | 5 | 4 | 4 | Yes | Analysis |
| 2 | Heidelberg Klub Round Robin 2020 (C) | 2020-03-14 | 2020-03-14 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 3 | Yes | Analysis |
| 3 | Carel`s Open 2020 (C) | 2020-02-29 | 2020-02-29 | Standard | Sedibeng (GSV) | 5 | 4 | 1.5 | Yes | Analysis |
| 4 | AG Visser 2020 (C) | 2020-02-22 | 2020-02-22 | Standard | Sedibeng (GSV) | 5 | 5 | 4 | Yes | Analysis |
| 5 | Midvaal Chess Open 2020 (B) | 2020-01-25 | 2020-01-25 | Standard | Sedibeng (GSV) | 5 | 5 | 1.5 | Yes | Analysis |
| 6 | 2019 South African Junior Team Championships (U12D) | 2020-01-04 | 2020-01-08 | Standard | 4 Knights (4K) | 7 | 7 | 3 | Yes | Analysis |
| 7 | Sedibeng DF Malherbe Open 2019 (C) | 2019-10-12 | 2019-10-12 | Standard | Sedibeng (GSV) | 5 | 5 | 3 | Yes | Analysis |
| 8 | GE vs GSV Inter Regional 2019 (U12A) | 2019-10-26 | 2019-10-26 | Standard | Ekurhuleni (GE) | 5 | 5 | 1 | Yes | Analysis |
| 9 | D7 Primary School League 2019 (U11) | 2019-08-03 | 2019-08-03 | Standard | Sedibeng (GSV) | 5 | 4 | 2 | Yes | Analysis |
| 10 | LS Voorwaarts & Dr P Hangelbroek Chess Open 2019 (D) | 2019-08-31 | 2019-08-31 | Standard | Sedibeng (GSV) | 5 | 5 | 2.5 | Yes | Analysis |
| 11 | TST-MSA Chess Open 2019 (D) | 2019-07-20 | 2019-07-20 | Standard | Sedibeng (GSV) | 5 | 5 | 3 | Yes | Analysis |
| 12 | Eureka Chess Open 2019 (G) | 2019-07-27 | 2019-07-27 | Standard | Sedibeng (GSV) | 5 | 5 | 4 | Yes | Analysis |
| 13 | 2019 Gauteng Primary Schools Individual Chess Championships (U11 Boys) | 2019-05-25 | 2019-05-25 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 14 | D7 Individuals 2019 (U11 Boys) | 2019-05-04 | 2019-05-04 | Standard | Sedibeng (GSV) | 5 | 5 | 4 | Yes | Analysis |
| 15 | Amigo Spur Eligwa Chess Open 2019 (C) | 2019-05-18 | 2019-05-18 | Standard | Sedibeng (GSV) | 5 | 5 | 2 | Yes | Analysis |
| 16 | Carels Open 2019 (D) | 2019-03-02 | 2019-03-02 | Standard | Sedibeng (GSV) | 5 | 5 | 3 | Yes | Analysis |
| 17 | Eagle`s Open 2018 (C) | 2018-12-08 | 2018-12-08 | Standard | Sedibeng (GSV) | 5 | 5 | 3 | Yes | Analysis |
| 18 | South African Junior Team Championships 2018 (U12C) | 2018-12-16 | 2018-12-20 | Standard | 4 Knights (4K) | 7 | 5 | 2 | Yes | Analysis |
| 19 | 2018 Interregion Sedibeng vs Ekurhuleni (D) | 2018-11-03 | 2018-11-03 | Standard | Sedibeng (GSV) | 6 | 5 | 0 | Yes | Analysis |
| 20 | Henley Open 2018 (C) | 2018-09-08 | 2018-09-08 | Standard | Sedibeng (GSV) | 5 | 5 | 4 | Yes | Analysis |
| 21 | Dr Pieter Hangelbroek Ope 2018 (E+F) | 2018-09-01 | 2018-09-01 | Standard | Sedibeng (GSV) | 5 | 5 | 3.5 | Yes | Analysis |
| 22 | 2018 Gauteng League Final (U11) | 2018-08-24 | 2018-08-24 | Standard | Tshwane (GTP) | 5 | 5 | 0 | Yes | Analysis |
| 23 | Heidelberg Klub Round Robin 2018 (Team 4) | 2018-08-18 | 2018-08-18 | Standard | Sedibeng (GSV) | 5 | 5 | 2 | Yes | Analysis |
| 24 | Sasolburg Open 2018 (C) | 2018-06-02 | 2018-06-02 | Standard | Sedibeng (GSV) | 5 | 5 | 3 | Yes | Analysis |
| 25 | Broadland`s Knights Chess Open 2018 (C) | 2018-06-16 | 2018-06-16 | Standard | Sedibeng (GSV) | 5 | 5 | 1.5 | Yes | Analysis |
| 26 | Word of Life Open 2018 (D) | 2018-05-12 | 2018-05-12 | Standard | Sedibeng (GSV) | 5 | 5 | 4.5 | Yes | Analysis |
| 27 | Heidelberg Skaak Klub 2018 (Team 11) | 2018-05-05 | 2018-05-05 | Standard | Sedibeng (GSV) | 5 | 5 | 2 | Yes | Analysis |
| 28 | Amigo Spur Eligwa Chess Open 2018 (D) | 2018-05-19 | 2018-05-19 | Standard | Sedibeng (GSV) | 5 | 5 | 4 | Yes | Analysis |
| 29 | D7 Primary School League 2023 (U11 Boys+Mixed) | 2018-04-21 | 2018-04-21 | Standard | Sedibeng (GSV) | 5 | 5 | 3 | Yes | Analysis |
| 30 | Henley Open 2018 (D) | 2018-03-10 | 2018-03-10 | Standard | Sedibeng (GSV) | 5 | 5 | 4.5 | Yes | Analysis |
| 31 | Carels Open 2018 (C) | 2018-03-03 | 2018-03-03 | Standard | Sedibeng (GSV) | 5 | 5 | 2 | Yes | Analysis |
| 32 | D7 Individual 2018 (U11 Boys) | 2018-02-24 | 2018-02-24 | Standard | Sedibeng (GSV) | 5 | 4 | 2 | Yes | Analysis |
| 33 | South African Junior Team Championships 2017 (U10C) | 2018-01-04 | 2018-01-08 | Standard | 4 Knights (4K) | 7 | 7 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | TournamentHeidelberg Skaak Klub 2018 | TournamentAmigo Spur Eligwa Chess Open 2018 | ||||||
| date2018-05-05 | rnd4 | typeStandard | result1 | date2018-05-19 | rnd1 | typeStandard | result1 | ||
| OpponentTolmay, L (Llewellyn) | OpponentMorale, T (Tshiamo) | ||||||||
| 2 | 5 | TournamentTST-MSA Chess Open 2019 | TournamentEureka Chess Open 2019 | ||||||
| date2019-07-20 | rnd5 | typeStandard | result1 | date2019-07-27 | rnd4 | typeStandard | result1 | ||
| OpponentKeyser, K (Katelyn) | OpponentPretorius, PJ (Petrus) | ||||||||
| 3 | 5 | TournamentHenley Open 2018 | TournamentHenley Open 2018 | ||||||
| date2018-03-10 | rnd1 | typeStandard | result1 | date2018-03-10 | rnd5 | typeStandard | result1 | ||
| OpponentMinnaar, R (Rochelle) | OpponentTolmay, L (Llewellyn) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | TournamentHeidelberg Skaak Klub 2018 | TournamentAmigo Spur Eligwa Chess Open 2018 | ||||||
| date2018-05-05 | rnd4 | typeStandard | result1 | date2018-05-19 | rnd1 | typeStandard | result1 | ||
| OpponentTolmay, L (Llewellyn) | OpponentMorale, T (Tshiamo) | ||||||||
| 2 | 5 | TournamentTST-MSA Chess Open 2019 | TournamentEureka Chess Open 2019 | ||||||
| date2019-07-20 | rnd5 | typeStandard | result1 | date2019-07-27 | rnd4 | typeStandard | result1 | ||
| OpponentKeyser, K (Katelyn) | OpponentPretorius, PJ (Petrus) | ||||||||
| 3 | 5 | TournamentHenley Open 2018 | TournamentHenley Open 2018 | ||||||
| date2018-03-10 | rnd1 | typeStandard | result1 | date2018-03-10 | rnd5 | typeStandard | result1 | ||
| OpponentMinnaar, R (Rochelle) | OpponentTolmay, L (Llewellyn) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentTST-MSA Chess Open 2019 | TournamentEureka Chess Open 2019 | ||||||
| date2019-07-20 | rnd5 | typeStandard | result1 | date2019-07-27 | rnd4 | typeStandard | result1 | ||
| OpponentKeyser, K (Katelyn) | OpponentPretorius, PJ (Petrus) | ||||||||
| 2 | 5 | TournamentHeidelberg Skaak Klub 2018 | TournamentWord of Life Open 2018 | ||||||
| date2018-05-05 | rnd4 | typeStandard | result1 | date2018-05-12 | rnd3 | typeStandard | result1 | ||
| OpponentTolmay, L (Llewellyn) | OpponentAndrews, J (Jason) | ||||||||
| 3 | 4 | TournamentMossel Bay Top Schools 2025 | TournamentMossel Bay Top Schools 2025 | ||||||
| date2025-08-02 | rnd1 | typeStandard | result1 | date2025-08-02 | rnd5 | typeStandard | result1 | ||
| OpponentHarris, E (Emerique) | OpponentVan Wyk, R (Rudzani) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentTST-MSA Chess Open 2019 | TournamentEureka Chess Open 2019 | ||||||
| date2019-07-20 | rnd5 | typeStandard | result1 | date2019-07-27 | rnd4 | typeStandard | result1 | ||
| OpponentKeyser, K (Katelyn) | OpponentPretorius, PJ (Petrus) | ||||||||
| 2 | 5 | TournamentHeidelberg Skaak Klub 2018 | TournamentWord of Life Open 2018 | ||||||
| date2018-05-05 | rnd4 | typeStandard | result1 | date2018-05-12 | rnd3 | typeStandard | result1 | ||
| OpponentTolmay, L (Llewellyn) | OpponentAndrews, J (Jason) | ||||||||
| 3 | 4 | TournamentMossel Bay Top Schools 2025 | TournamentMossel Bay Top Schools 2025 | ||||||
| date2025-08-02 | rnd1 | typeStandard | result1 | date2025-08-02 | rnd5 | typeStandard | result1 | ||
| OpponentHarris, E (Emerique) | OpponentVan Wyk, R (Rudzani) | ||||||||
| # | 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 | Karsten ,K (Keagan) | 6 | 3 | 0 | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1082.4 | 1082.4 | 1070.6 | 1082.4 | 0 | 0 | 0 | 0 | ||||||
| 2 | Tolmay ,L (Llewellyn) | 5 | 4 | 255 | 5 | 4 | 255 | 0 | 0 | 0 | 0 | 0 | 0 |
| 996.9 | 1251.9 | 1005.8 | 1251.9 | 0 | 0 | 0 | 0 | ||||||
| 3 | Pretorius ,PJ (Petrus) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1145.6 | 1287.3 | 1141.1 | 1287.3 | 0 | 0 | 0 | 0 | ||||||
| 4 | Matla ,K (Kemuel) | 3 | 3 | 425 | 3 | 3 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1178.2 | 1603.2 | 1164.1 | 1603.2 | 0 | 0 | 0 | 0 | ||||||
| 5 | Gebuza ,M (Mbali) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1044.3 | 1186 | 1036.5 | 1186 | 0 | 0 | 0 | 0 | ||||||
| 6 | Naude ,E (Enrique) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 972.3 | 1114 | 965.5 | 1114 | 0 | 0 | 0 | 0 | ||||||
| 7 | Van Der Net ,ME (Mariel) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 861.9 | 1003.6 | 877.4 | 1003.6 | 0 | 0 | 0 | 0 | ||||||
| 8 | Meyer ,AF (Anko) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 798 | 1223 | 779.3 | 1223 | 0 | 0 | 0 | 0 | ||||||
| 9 | Besele ,K (Khabonina) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1052.9 | 1052.9 | 1041.6 | 1052.9 | 0 | 0 | 0 | 0 | ||||||
| 10 | Nel ,A (Altus) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 942.2 | 517.2 | 960.8 | 517.2 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|