PLAYER PAGE
Sergio Van Rooyen
1080099747West Coast (WCU)Personal
Main rating
| Rating | 1328.4 |
| K-factor | 36 |
| Floor | 828.4 |
| Highest | 1328.4 (2026-02-28) |
| Min/Max +/- allowed | 138 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1280.1 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1328.4 |
| K-factor | 36 |
| Floor | 828.4 |
| Highest | 1328.4 (2026-02-28) |
| Min/Max +/- allowed | 138.1 |
Standard rating
| Rating | 1280.3 |
| K-factor | 36 |
| Floor | 780.3 |
| Highest | 1280.3 (2025-08-01) |
| Min/Max +/- allowed | 147.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1200.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1280.3 |
| K-factor | 36 |
| Floor | 780.3 |
| Highest | 1280.3 (2025-08-01) |
| Min/Max +/- allowed | 147.9 |
Rapid rating
| Rating | 1292.6 |
| K-factor | 36 |
| Floor | 792.6 |
| Highest | 1292.6 (2026-02-28) |
| Min/Max +/- allowed | 145.3 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1190.8 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1292.6 |
| K-factor | 36 |
| Floor | 792.6 |
| Highest | 1292.6 (2026-02-28) |
| Min/Max +/- allowed | 145.3 |
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 |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Upper West Coast Schools Prestige Individuals Championship 2026 (U18 Boys) | Rapid | 2026-02-14 | 2026-02-14 | West Coast (WCU) | 5 | 1300.1 | 5 | 4 | 1528.6 | 0 | Details |
| 2 | Upper West Coast Top Schools 2025 (U17+U19) | Rapid | 2025-06-14 | 2025-06-14 | West Coast (WCU) | 5 | 1280.8 | 3 | 2 | 1420.3 | 0 | Details |
| 3 | Deep Blue Open 2025 (B) | Standard | 2025-06-21 | 2025-06-21 | West Coast (WCU) | 5 | 1280.8 | 5 | 3 | 1316.2 | 0 | Details |
| 4 | West Coast Schools Chess Prestige 2025 (U17 Boys) | Standard | 2025-03-08 | 2025-03-08 | West Coast (WCU) | 6 | 1278 | 6 | 3 | 1291.5 | 0 | Details |
| 5 | Upper West Coast Presrige 2025 (U17 Boys) | Rapid | 2025-02-22 | 2025-02-22 | West Coast (WCU) | 5 | 1265 | 5 | 3 | 1359.4 | 0 | Details |
| 6 | St. Helena Bay Chess Club Open 2024 (B) | Standard | 2024-12-07 | 2024-12-07 | West Coast (WCU) | 5 | 1224.1 | 5 | 3.5 | 1464.1 | 0 | Details |
| 7 | PR Booyse Standard Tournament 2024 (Open) | Standard | 2024-11-02 | 2024-11-02 | West Coast (WCU) | 5 | 1200.2 | 5 | 3.5 | 1342.8 | 0 | Details |
| 8 | Vredendal North CC Open 2024 (Elite) | Rapid | 2024-07-27 | 2024-07-27 | West Coast (WCU) | 5 | 1247.8 | 5 | 1 | 1060.7 | 0 | Details |
| 9 | Pedro Booyse Annual Rapid 2024 (Open) | Rapid | 2024-07-06 | 2024-07-06 | West Coast (WCU) | 5 | 1247.8 | 4 | 1 | 1016.2 | 0 | Details |
| 10 | Bo-Weskus Skole Skaak Top Skole 2024 (O18) | Rapid | 2024-05-11 | 2024-05-11 | West Coast (WCU) | 5 | 1246.5 | 5 | 2.5 | 1248.5 | 0 | Details |
| 11 | West Coast Schools Chess Prestige Championships 2024 (U18+U20 Boys) | Rapid | 2024-02-24 | 2024-02-24 | West Coast (WCU) | 5 | 1267.5 | 5 | 2 | 1163 | 0 | Details |
| 12 | Bo-Weskus Skole Prestige 2024 (O18 Seuns) | Rapid | 2024-02-10 | 2024-02-10 | West Coast (WCU) | 5 | 1267.5 | 5 | 2.5 | 1221.1 | 0 | Details |
| 13 | Clanwilliam Chess Club Open 2023 (B) | Rapid | 2023-12-02 | 2023-12-02 | West Coast (WCU) | 5 | 1242.3 | 5 | 3.5 | 1428.7 | 0 | Details |
| 14 | Youth Day 2 2023 (Elite) | Rapid | 2023-06-24 | 2023-06-24 | West Coast (WCU) | 5 | 1141.8 | 5 | 1.5 | 1099.8 | 0 | Details |
| 15 | West Coast Open 2023 (Open) | Standard | 2023-05-20 | 2023-06-03 | West Coast (WCU) | 5 | 1141.8 | 5 | 4 | 1482 | 0 | Details |
| 16 | Upper West Coast Top Schools Championship 2023 (High School) | Rapid | 2023-06-10 | 2023-06-10 | West Coast (WCU) | 5 | 1141.8 | 5 | 3 | 1368.1 | 0 | Details |
| 17 | Western Cape HS Individuals 2023 (U15 Boys) | Standard | 2023-04-01 | 2023-04-02 | Cape Town (WCT) | 6 | 1135.6 | 6 | 2 | 1267.3 | 0 | Details |
| 18 | PRBCC Closed 2023 (A) | Rapid | 2023-04-15 | 2023-04-15 | West Coast (WCU) | 6 | 1135.6 | 6 | 2 | 976.6 | 0 | Details |
| 19 | West Coast High School Championships 2023 (U15 Boys) | Standard | 2023-02-18 | 2023-02-18 | West Coast (WCU) | 6 | 1112.1 | 6 | 3 | 1217.5 | 0 | Details |
| 20 | Bo-Weskus Skole Prestige 2023 (O15 Seuns) | Rapid | 2023-02-11 | 2023-02-11 | West Coast (WCU) | 5 | 1112.1 | 5 | 2 | 1115.1 | 0 | Details |
| 21 | Pedro Booyse Top Schools 2022 (U15 Open) | Standard | 2022-07-23 | 2022-07-23 | West Coast (WCU) | 6 | 1139.7 | 4 | 1 | 962.2 | 0 | Details |
| 22 | Bo-Weskus Top Skole 2022 (Hoerskool) | Rapid | 2022-06-11 | 2022-06-11 | West Coast (WCU) | 5 | 1139.9 | 4 | 2 | 1139.5 | 0 | Details |
| 23 | West Coast Primary Schools Prestige 2021 (U13 Boys) | Rapid | 2021-09-18 | 2021-09-18 | West Coast (WCU) | 5 | 1139.9 | 5 | 2 | 1132.3 | 0 | Details |
| 24 | Bo-Weskus Skole Skaak Prestige 2021 (O13 Seuns) | Rapid | 2021-05-08 | 2021-05-08 | West Coast (WCU) | 5 | 1115.9 | 5 | 3 | 1279.8 | 0 | Details |
| 25 | Bo-Weskus Skole Prestige 2020 (O13 Seuns) | Standard | 2020-02-15 | 2020-02-15 | West Coast (WCU) | 6 | 1128.5 | 1 | 0 | 775 | 0 | Details |
| 26 | Weskus Skole Prestige Skaak Kampioenskappe 2019 (O11 Seuns) | Standard | 2019-03-02 | 2019-04-06 | West Coast (WCU) | 6 | 1170.7 | 5 | 1 | 961.3 | 0 | Details |
| 27 | Bo-Weskus Skole Skaak Prestige 2019 (O11 Seuns) | Rapid | 2019-02-16 | 2019-02-16 | West Coast (WCU) | 7 | 1151.5 | 7 | 4 | 1245.4 | 0 | Details |
| 28 | West Coast Schools Prestige Individual Championship 2018 (U11 Boys) | Standard | 2018-03-10 | 2018-03-24 | West Coast (WCU) | 6 | 1200 | 5 | 1 | 945 | 0 | Details |
Game statistics ( )
| Games | 0 |
| Wins | 0 |
| Draws | 0 |
| Losses | 0 |
| White | 0 |
| Black | 0 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0 |
| Percent | 0 |
| Dp | 0 |
| AOR | 0 |
| Performance | 0 |
Game statistics ()
| Games | 5 |
| Wins | 4 |
| Draws | 0 |
| Losses | 1 |
| White | 3 |
| Black | 2 |
| White wins | 3 |
| Black wins | 1 |
| Score | 4 |
| Percent | 80 |
| Dp | 255 |
| AOR | 1273.6 |
| Performance | 1528.6 |
Game statistics (History)
| Games | 137 |
| Wins | 63 |
| Draws | 6 |
| Losses | 68 |
| White | 69 |
| Black | 68 |
| White wins | 28 |
| Black wins | 35 |
| Score | 66 |
| Percent | 48.2 |
| Dp | -15.5 |
| AOR | 1236.9 |
| Performance | 1221.4 |
Rankings (Main)
| National | |
| Overall | 5050 |
| Gender | 4213 |
| Age group | 657 |
| Gender/Age | 549 |
| Provincial | |
| Overall | 1536 |
| Gender | 1217 |
| Age group | 180 |
| Gender/Age | 149 |
| Regional | |
| Overall | 135 |
| Gender | 100 |
| Age group | 17 |
| Gender/Age | 15 |
Rankings (Standard)
| National | |
| Overall | 6010 |
| Gender | 4903 |
| Age group | 772 |
| Gender/Age | 648 |
| Provincial | |
| Overall | 1711 |
| Gender | 1318 |
| Age group | 201 |
| Gender/Age | 162 |
| Regional | |
| Overall | 115 |
| Gender | 84 |
| Age group | 16 |
| Gender/Age | 14 |
Rankings (Rapid)
| National | |
| Overall | 2083 |
| Gender | 1705 |
| Age group | 199 |
| Gender/Age | 175 |
| Provincial | |
| Overall | 913 |
| Gender | 731 |
| Age group | 72 |
| Gender/Age | 66 |
| Regional | |
| Overall | 199 |
| Gender | 144 |
| Age group | 17 |
| Gender/Age | 16 |
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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 5 |
| Score | 4 |
| Percent | 80 |
| Aor | 1273.6 |
| Dp | 255 |
| Prat | 1528.6 |
Performance (12 months)
| Games | 19 |
| Score | 12 |
| Percent | 63.2 |
| Aor | 1268.9 |
| Dp | 111.8 |
| Prat | 1380.7 |
Performance (History)
| Games | 137 |
| Score | 66 |
| Percent | 48.2 |
| Aor | 1236.9 |
| Dp | -15.5 |
| Prat | 1221.4 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | White, J (Jonovan) | 3 | 2 | 1 | Youth Day 2 2023 (Elite) | St. Helena Bay Chess Club Open 2024 (B) | Details |
| Overall | 2 | Cloete, H (Howard) | 3 | 3 | 0 | Bo-Weskus Top Skole 2022 (Hoerskool) | West Coast Schools Chess Prestige Championships 2024 (U18+U20 Boys) | Details |
| Overall | 3 | Bell, N (Neyo) | 3 | 2 | 1 | Clanwilliam Chess Club Open 2023 (B) | West Coast Schools Chess Prestige Championships 2024 (U18+U20 Boys) | Details |
| Overall | 4 | Gentles, A (Abrian) | 3 | 0 | 3 | Bo-Weskus Skole Prestige 2024 (O18 Seuns) | Deep Blue Open 2025 (B) | Details |
| Overall | 5 | Kameel, L (Lindon) | 3 | 0 | 3 | Bo-Weskus Skole Skaak Prestige 2019 (O11 Seuns) | Upper West Coast Schools Prestige Individuals Championship 2026 (U18 Boys) | Details |
| Standard | 1 | Kilroe-Smith, I (Isabel) | 2 | 1 | 1 | Pedro Booyse Top Schools 2022 (U15 Open) | Pedro Booyse Top Schools 2022 (U15 Open) | Details |
| Standard | 2 | Cloete, C (Caleb) | 2 | 1 | 1 | Pedro Booyse Top Schools 2022 (U15 Open) | Pedro Booyse Top Schools 2022 (U15 Open) | Details |
| Standard | 3 | Maarman, C (Christiano) | 2 | 2 | 0 | West Coast High School Championships 2023 (U15 Boys) | West Coast Schools Chess Prestige 2025 (U17 Boys) | Details |
| Standard | 4 | Gentles, A (Abrian) | 2 | 0 | 2 | St. Helena Bay Chess Club Open 2024 (B) | Deep Blue Open 2025 (B) | Details |
| Standard | 5 | Duiker, P (Phillip) | 2 | 1 | 1 | West Coast High School Championships 2023 (U15 Boys) | Western Cape HS Individuals 2023 (U15 Boys) | Details |
| Rapid | 1 | Cloete, H (Howard) | 3 | 3 | 0 | Bo-Weskus Top Skole 2022 (Hoerskool) | West Coast Schools Chess Prestige Championships 2024 (U18+U20 Boys) | Details |
| Rapid | 2 | Bell, N (Neyo) | 3 | 2 | 1 | Clanwilliam Chess Club Open 2023 (B) | West Coast Schools Chess Prestige Championships 2024 (U18+U20 Boys) | Details |
| Rapid | 3 | De Bruin, E (Elrise) | 2 | 2 | 0 | Upper West Coast Top Schools Championship 2023 (High School) | Upper West Coast Top Schools 2025 (U17+U19) | Details |
| Rapid | 4 | Hendricks, G (Guevante) | 2 | 1 | 1 | West Coast Schools Chess Prestige Championships 2024 (U18+U20 Boys) | Bo-Weskus Skole Skaak Top Skole 2024 (O18) | Details |
| Rapid | 5 | Lombaard, J (Jadrin) | 2 | 2 | 0 | Vredendal North CC Open 2024 (Elite) | Upper West Coast Presrige 2025 (U17 Boys) | Details |