PLAYER PAGE
Adiaan Vlok
1130135096Cape Town (WCT)Personal
Main rating
| Rating | 1541.8 |
| K-factor | 28 |
| Floor | 1109.5 |
| Highest | 1609.5 (2025-09-30) |
| Min/Max +/- allowed | 93 |
| Rating Change () | |
| Games | 13 |
| Score | 11.5 |
| We | 6.7 |
| SWe | 4.15 |
| Temp +/- | 116.2 |
| Penalties | 0 |
| Weight perform | 1692.6 |
| Final +/- | +92.5 |
| New Rating () | |
| Rating | 1634.4 |
| K-factor | 28 |
| Floor | 1134.4 |
| Highest | 1634.4 (2026-07-01) |
| Min/Max +/- allowed | 89.3 |
Standard rating
| Rating | 1539.6 |
| K-factor | 28 |
| Floor | 1129.4 |
| Highest | 1629.4 (2025-09-30) |
| Min/Max +/- allowed | 89.9 |
| Rating Change () | |
| Games | 7 |
| Score | 5.5 |
| We | 4.07 |
| SWe | 1.43 |
| Temp +/- | 40.1 |
| Penalties | 0 |
| Weight perform | 1581.1 |
| Final +/- | +41.5 |
| New Rating () | |
| Rating | 1581.1 |
| K-factor | 28 |
| Floor | 1129.4 |
| Highest | 1629.4 (2025-09-30) |
| Min/Max +/- allowed | 89.9 |
Rapid rating
| Rating | 1447.6 |
| K-factor | 32 |
| Floor | 973.4 |
| Highest | 1473.4 (2025-03-01) |
| Min/Max +/- allowed | 112.3 |
| Rating Change () | |
| Games | 6 |
| Score | 6 |
| We | 2.14 |
| SWe | 3.86 |
| Temp +/- | 123.5 |
| Penalties | 0 |
| Weight perform | 1528.3 |
| Final +/- | +112.3 |
| New Rating () | |
| Rating | 1560 |
| K-factor | 32 |
| Floor | 1060 |
| Highest | 1560 (2026-07-01) |
| Min/Max +/- allowed | 99.3 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | FIDE ISCF World Schools Team Championship 2026 (African Continental Stage) | Rapid | 2026-07-07 | 2026-07-10 | South Africa (RSA) | 8 | 1541.8 | 6 | 6 | 2036 | 74.5 | Details |
| 2 | South African Open Championship 2026 (U13 Boys) | Classical | 2026-07-02 | 2026-07-05 | Cape Town (WCT) | 7 | 1541.8 | 7 | 5.5 | 1727.3 | 41.7 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 WCSC PS Individual Championship (U13 Boys) | Standard | 2026-05-16 | 2026-05-17 | Overberg (WOS) | 6 | 1537.6 | 6 | 3.5 | 1575 | 4.3 | Details |
| 2 | CT Metro Schools Individual Closed 2026 (U13 Boys) | Standard | 2026-03-07 | 2026-03-08 | Cape Town (WCT) | 6 | 1536.6 | 6 | 4 | 1540.8 | 0.9 | Details |
| 3 | Laerskool Welgemoed Rapid 2026 (U14) | Rapid | 2026-02-14 | 2026-02-14 | Cape Town (WCT) | 6 | 1545.2 | 6 | 3.5 | 1432.7 | -8.5 | Details |
| 4 | CT Metro North Schools Chess Individual Trials 2026 (U13 Boys) | Standard | 2026-02-07 | 2026-02-08 | Cape Town (WCT) | 6 | 1545.2 | 6 | 4.5 | 1549.2 | 0.5 | Details |
| 5 | 2025 Mzansi Individual Championships (U14 Open) | Classical | 2025-12-17 | 2025-12-20 | Nelson Mandela Bay (ENM) | 6 | 1560.5 | 6 | 4 | 1654.8 | 13.4 | Details |
| 6 | 2025 Mzansi Inter Provincial Team Championships (U14 Open) | Standard | 2025-12-15 | 2025-12-17 | Nelson Mandela Bay (ENM) | 6 | 1560.5 | 6 | 2.5 | 1351.5 | -24.2 | Details |
| 7 | Paarl Boys' High School Chess Festival 2025 (Primary Schools) | Standard | 2025-10-17 | 2025-10-18 | Cape Winelands (WCW) | 6 | 1609.6 | 6 | 3 | 1306.9 | -35 | Details |
| 8 | Western Cape Schools - Top Schools 2025 (U13) | Standard | 2025-09-06 | 2025-09-07 | Overberg (WOS) | 6 | 1591 | 6 | 6 | 1701.3 | 13.3 | Details |
| 9 | Western Cape Women’s Championship 2025 (U14) | Standard | 2025-08-09 | 2025-08-09 | West Coast (WCU) | 5 | 1571.5 | 5 | 4 | 1637.9 | 6 | Details |
| 10 | Cape Town Metro North Top Schools 2025 (U13) | Standard | 2025-08-01 | 2025-08-02 | Cape Town (WCT) | 5 | 1571.5 | 5 | 5 | 1641.6 | 8 | Details |
| 11 | 4th Curro Durbanville Rapid Open 2025 (Advanced) | Rapid | 2025-07-19 | 2025-07-19 | Cape Town (WCT) | 7 | 1607.2 | 7 | 1.5 | 1272.9 | -25.5 | Details |
| 12 | Western Cape Schools Individual Championship 2025 (U13 Boys) | Standard | 2025-05-17 | 2025-05-18 | Cape Winelands (WCW) | 6 | 1545.2 | 6 | 4.5 | 1651.4 | 12.6 | Details |
| 13 | West Coast And Mykonos Open 2025 (U14) | Standard | 2025-05-02 | 2025-05-04 | West Coast (WCU) | 5 | 1545.2 | 5 | 4 | 1703.6 | 18.4 | Details |
| 14 | South African Junior Closed Chess Championships 2025 (U12 Open) | Classical | 2025-03-31 | 2025-04-05 | Cape Winelands (WCW) | 9 | 1496.2 | 9 | 5.5 | 1645.3 | 30.6 | Details |
| 15 | CT Metro Schools Individual Closed 2025 (U13 Open) | Standard | 2025-03-01 | 2025-03-02 | Cape Town (WCT) | 6 | 1492.1 | 6 | 4 | 1512.2 | 2.6 | Details |
| 16 | Laerskool Welgemoed Rapid 2025 (U14) | Rapid | 2025-02-15 | 2025-02-15 | Cape Town (WCT) | 6 | 1482.1 | 6 | 4.5 | 1498.6 | 1.6 | Details |
| 17 | CT Metro North Schools Chess Individual Trials 2025 (U13 Open) | Standard | 2025-02-08 | 2025-02-09 | Cape Town (WCT) | 6 | 1482.1 | 6 | 4 | 1520.7 | 4.6 | Details |
| 18 | Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Championship) | Classical | 2024-12-16 | 2024-12-19 | Capricorn (LCP) | 7 | 1508 | 7 | 4 | 1403.4 | -16.2 | Details |
| 19 | Laerskool Welgemoed Rapid 2024 (U12) | Rapid | 2024-10-19 | 2024-10-19 | Cape Town (WCT) | 6 | 1494 | 6 | 5 | 1608.1 | 8.9 | Details |
| 20 | Western Cape Top Schools Championship 2024 (U11 Mixed) | Standard | 2024-08-30 | 2024-09-01 | Eden (WEG) | 6 | 1402 | 6 | 5.5 | 1713.3 | 36.5 | Details |
| 21 | Western Cape Women’s Championship 2024 (U12) | Standard | 2024-08-09 | 2024-08-09 | West Coast (WCU) | 5 | 1381.4 | 5 | 3.5 | 1488.6 | 11.5 | Details |
| 22 | CT District North Top Schools 2024 (U11 Mixed) | Rapid | 2024-07-27 | 2024-07-27 | Cape Town (WCT) | 5 | 1348.8 | 5 | 5 | 1611 | 18.2 | Details |
| 23 | Western Cape PS Individuals Championship 2024 (U11 Boys) | Standard | 2024-05-04 | 2024-05-05 | West Coast (WCU) | 6 | 1296.2 | 6 | 4 | 1545.8 | 29.2 | Details |
| 24 | Strategize to Win 2024 (D) | Standard | 2024-04-13 | 2024-04-14 | Cape Town (WCT) | 5 | 1371.4 | 5 | 0 | 956 | -42 | Details |
| 25 | Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Boys) | Standard | 2024-03-02 | 2024-03-03 | Cape Town (WCT) | 6 | 1353.2 | 6 | 4 | 1438.3 | 10.1 | Details |
| 26 | North District School Trials 2024 (U11 Boys) | Standard | 2024-02-03 | 2024-02-03 | Cape Town (WCT) | 5 | 1332.3 | 5 | 3.5 | 1458.7 | 11.6 | Details |
| 27 | Paarl Boys High Chess Festival 2023 (Elite Division) | Standard | 2023-10-13 | 2023-10-14 | Cape Winelands (WCW) | 6 | 1336.1 | 6 | 3.5 | 1305.5 | -3.5 | Details |
| 28 | Western Cape Top Schools 2023 (U11 Mixed) | Standard | 2023-09-02 | 2023-09-03 | Cape Winelands (WCW) | 6 | 1262.3 | 6 | 4 | 1510.7 | 29 | Details |
| 29 | CW Top Schools 2023 (U12) | Standard | 2023-08-12 | 2023-08-12 | West Coast (WCU) | 5 | 1276.6 | 5 | 2 | 1199.8 | -8.1 | Details |
| 30 | CT Metro District North Top Schools Chess 2023 (U11 Mixed) | Rapid | 2023-07-29 | 2023-07-29 | Cape Town (WCT) | 5 | 1233.4 | 4 | 4 | 1659.4 | 24.2 | Details |
| 31 | GPCA Rapid 2023 (U12) | Rapid | 2023-06-24 | 2023-06-24 | Cape Town (WCT) | 7 | 1206.4 | 7 | 4.5 | 1380 | 15 | Details |
| 32 | North District School Trials 2023 (U11 Boys) | Standard | 2023-02-03 | 2023-02-04 | Cape Town (WCT) | 6 | 1198.4 | 5 | 2 | 1186.5 | -2 | Details |
| 33 | Laerskool Welgemoed Rapid 2023 (U12) | Rapid | 2023-02-11 | 2023-02-11 | Cape Town (WCT) | 6 | 1198.4 | 6 | 3 | 1280.6 | 6.2 | Details |
| 34 | Kraaifontein Rapid Open 2022 (U10) | Rapid | 2022-12-16 | 2022-12-16 | Cape Town (WCT) | 6 | 1202.5 | 5 | 2 | 1164.1 | -2.3 | Details |
| 35 | Kenridge Rapid 2022 (U10) | Rapid | 2022-11-05 | 2022-11-05 | Cape Town (WCT) | 6 | 1187.8 | 6 | 3.5 | 1285.1 | 7.4 | Details |
| 36 | Laerskool Welgemoed 12th Annual Chess Challenge 2022 (U8+U10) | Rapid | 2022-02-19 | 2022-02-19 | Cape Town (WCT) | 5 | 1200 | 5 | 2 | 1120.3 | -6.2 | Details |
Game statistics ( )
| Games | 13 |
| Wins | 11 |
| Draws | 1 |
| Losses | 1 |
| White | 9 |
| Black | 4 |
| White wins | 9 |
| Black wins | 2 |
| Score | 11.5 |
| Percent | 88.5 |
| Dp | 326.9 |
| AOR | 1542.8 |
| Performance | 1869.7 |
Game statistics ()
| Games | 37 |
| Wins | 25 |
| Draws | 4 |
| Losses | 8 |
| White | 22 |
| Black | 15 |
| White wins | 15 |
| Black wins | 10 |
| Score | 27 |
| Percent | 73 |
| Dp | 195.3 |
| AOR | 1450.5 |
| Performance | 1645.8 |
Game statistics (History)
| Games | 222 |
| Wins | 131 |
| Draws | 27 |
| Losses | 64 |
| White | 115 |
| Black | 107 |
| White wins | 67 |
| Black wins | 64 |
| Score | 144.5 |
| Percent | 65.1 |
| Dp | 128.3 |
| AOR | 1357.7 |
| Performance | 1485.9 |
Rankings (Main)
| National | |
| Overall | 1558 |
| Gender | 1405 |
| Age group | 131 |
| Gender/Age | 104 |
| Provincial | |
| Overall | 467 |
| Gender | 417 |
| Age group | 44 |
| Gender/Age | 33 |
| Regional | |
| Overall | 289 |
| Gender | 264 |
| Age group | 21 |
| Gender/Age | 17 |
Rankings (Standard)
| National | |
| Overall | 1432 |
| Gender | 1273 |
| Age group | 126 |
| Gender/Age | 97 |
| Provincial | |
| Overall | 415 |
| Gender | 362 |
| Age group | 43 |
| Gender/Age | 30 |
| Regional | |
| Overall | 260 |
| Gender | 234 |
| Age group | 21 |
| Gender/Age | 16 |
Rankings (Rapid)
| National | |
| Overall | 618 |
| Gender | 558 |
| Age group | 92 |
| Gender/Age | 74 |
| Provincial | |
| Overall | 296 |
| Gender | 262 |
| Age group | 49 |
| Gender/Age | 40 |
| Regional | |
| Overall | 151 |
| Gender | 141 |
| Age group | 21 |
| Gender/Age | 18 |
Rankings (Blitz)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Performance ( )
| Games | 13 |
| Score | 11.5 |
| Percent | 88.5 |
| Aor | 1542.8 |
| Dp | 326.9 |
| Prat | 1869.7 |
Performance ()
| Games | 37 |
| Score | 27 |
| Percent | 73 |
| Aor | 1450.5 |
| Dp | 195.3 |
| Prat | 1645.8 |
Performance (12 months)
| Games | 71 |
| Score | 51.5 |
| Percent | 72.5 |
| Aor | 1405.3 |
| Dp | 191.5 |
| Prat | 1596.9 |
Performance (History)
| Games | 222 |
| Score | 144.5 |
| Percent | 65.1 |
| Aor | 1357.7 |
| Dp | 128.3 |
| Prat | 1485.9 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Louw, L (Lukas) | 4 | 4 | 0 | Laerskool Welgemoed 12th Annual Chess Challenge 2022 (U8+U10) | Laerskool Welgemoed Rapid 2026 (U14) | Details |
| Overall | 2 | Grove, T (Tyler) | 4 | 1 | 3 | Kenridge Rapid 2022 (U10) | Laerskool Welgemoed Rapid 2024 (U12) | Details |
| Overall | 3 | Srivastava, P (Prakhar) | 3 | 1 | 2 | Strategize to Win 2024 (D) | West Coast And Mykonos Open 2025 (U14) | Details |
| Overall | 4 | Roelf, W (Wildren) | 3 | 2 | 1 | South African Junior Closed Chess Championships 2025 (U12 Open) | 2026 WCSC PS Individual Championship (U13 Boys) | Details |
| Overall | 5 | De Villiers, C (Christiaan) | 3 | 2 | 1 | Laerskool Welgemoed Rapid 2024 (U12) | Western Cape Women’s Championship 2025 (U14) | Details |
| Standard | 1 | Roelf, W (Wildren) | 3 | 2 | 1 | South African Junior Closed Chess Championships 2025 (U12 Open) | 2026 WCSC PS Individual Championship (U13 Boys) | Details |
| Standard | 2 | Nel, C (Charles Paul) | 3 | 1 | 2 | CT Metro North Schools Chess Individual Trials 2025 (U13 Open) | 2026 WCSC PS Individual Championship (U13 Boys) | Details |
| Standard | 3 | Ruiters, C (Cade) | 2 | 0 | 2 | South African Junior Closed Chess Championships 2025 (U12 Open) | 2025 Mzansi Individual Championships (U14 Open) | Details |
| Standard | 4 | Srivastava, P (Prakhar) | 2 | 1 | 1 | Strategize to Win 2024 (D) | West Coast And Mykonos Open 2025 (U14) | Details |
| Standard | 5 | Bessesen, J (Joakim) | 2 | 0 | 2 | West Coast And Mykonos Open 2025 (U14) | Western Cape Schools Individual Championship 2025 (U13 Boys) | Details |
| Rapid | 1 | Grove, T (Tyler) | 3 | 1 | 2 | Kenridge Rapid 2022 (U10) | Laerskool Welgemoed Rapid 2024 (U12) | Details |
| Rapid | 2 | Tesselaar, M (Mc) | 2 | 2 | 0 | Kenridge Rapid 2022 (U10) | Laerskool Welgemoed Rapid 2023 (U12) | Details |
| Rapid | 3 | Van Wyk, D (Dimitri) | 2 | 1 | 1 | Kraaifontein Rapid Open 2022 (U10) | CT Metro District North Top Schools Chess 2023 (U11 Mixed) | Details |
| Rapid | 4 | Louw, L (Lukas) | 2 | 2 | 0 | Laerskool Welgemoed 12th Annual Chess Challenge 2022 (U8+U10) | Laerskool Welgemoed Rapid 2026 (U14) | Details |
| Rapid | 5 | Manning, C (Callan) | 2 | 1 | 1 | Laerskool Welgemoed 12th Annual Chess Challenge 2022 (U8+U10) | Laerskool Welgemoed Rapid 2024 (U12) | Details |