PLAYER PAGE
Giavanna Booysen
2130143657Cape Town (WCT)Personal
Main rating
| Rating | 1293.5 |
| K-factor | 36 |
| Floor | 793.5 |
| Highest | 1293.5 (2026-02-28) |
| Min/Max +/- allowed | 145 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1274.6 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1293.5 |
| K-factor | 36 |
| Floor | 793.5 |
| Highest | 1293.5 (2026-02-28) |
| Min/Max +/- allowed | 145.1 |
Standard rating
| Rating | 1279.9 |
| K-factor | 36 |
| Floor | 779.9 |
| Highest | 1279.9 (2026-02-28) |
| Min/Max +/- allowed | 148 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1212.6 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1279.9 |
| K-factor | 36 |
| Floor | 779.9 |
| Highest | 1279.9 (2026-02-28) |
| Min/Max +/- allowed | 148 |
Rapid rating
| Rating | 1274.8 |
| K-factor | 36 |
| Floor | 774.8 |
| Highest | 1274.8 (2026-01-01) |
| Min/Max +/- allowed | 149.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1249.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1274.8 |
| K-factor | 36 |
| Floor | 774.8 |
| Highest | 1274.8 (2026-01-01) |
| Min/Max +/- allowed | 149.1 |
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 | CT Metro North Schools Chess Individual Trials 2026 (U13 Girls) | Standard | 2026-02-07 | 2026-02-08 | Cape Town (WCT) | 6 | 1282.8 | 6 | 4 | 1334.5 | 0 | Details |
| 2 | Six Gun Grill Summer Sport Festival Chess Championships 2025 (Individual U13 Girls) | Rapid | 2025-12-09 | 2025-12-09 | Cape Winelands (WCW) | 5 | 1249.1 | 5 | 3 | 1455 | 0 | Details |
| 3 | Six Gun Grill Summer Sport Festival Chess Championships 2025 (Team U13) | Rapid | 2025-12-08 | 2025-12-08 | Cape Winelands (WCW) | 5 | 1249.1 | 5 | 3 | 1333.1 | 0 | Details |
| 4 | Curro Chess Open Rapid 2025 (U14) | Rapid | 2025-08-23 | 2025-08-23 | Cape Town (WCT) | 6 | 1243.6 | 6 | 2.5 | 1170.4 | 0 | Details |
| 5 | Cape Town Metro North Top Schools 2025 (U13) | Standard | 2025-08-01 | 2025-08-02 | Cape Town (WCT) | 5 | 1243.6 | 4 | 2.5 | 1365.1 | 0 | Details |
| 6 | 4th Curro Durbanville Rapid Open 2025 (Intermediate) | Rapid | 2025-07-19 | 2025-07-19 | Cape Town (WCT) | 7 | 1243.3 | 7 | 2.5 | 1141.8 | 0 | Details |
| 7 | Western Cape Schools Individual Championship 2025 (U13 Girls) | Standard | 2025-05-17 | 2025-05-18 | Cape Winelands (WCW) | 6 | 1264 | 6 | 1 | 1057.9 | 0 | Details |
| 8 | CT Metro Schools Individual Closed 2025 (U13 Girls) | Standard | 2025-03-01 | 2025-03-02 | Cape Town (WCT) | 6 | 1236.6 | 6 | 3.5 | 1363.5 | 0 | Details |
| 9 | CT Metro North Schools Chess Individual Trials 2025 (U13 Girls) | Standard | 2025-02-08 | 2025-02-09 | Cape Town (WCT) | 6 | 1251.1 | 6 | 3 | 1181.4 | 0 | Details |
| 10 | Laerskool Welgemoed Rapid 2024 (U12) | Rapid | 2024-10-19 | 2024-10-19 | Cape Town (WCT) | 6 | 1269 | 6 | 2 | 1136.8 | 0 | Details |
| 11 | Curro Durbanville Chess Rapid Open 2024 (Beginner) | Rapid | 2024-07-13 | 2024-07-13 | Cape Town (WCT) | 6 | 1255 | 6 | 4 | 1339.4 | 0 | Details |
| 12 | Western Cape PS Individuals Championship 2024 (U11 Girls) | Standard | 2024-05-04 | 2024-05-05 | West Coast (WCU) | 6 | 1227.8 | 6 | 3 | 1346.1 | 0 | Details |
| 13 | Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Girls) | Standard | 2024-03-02 | 2024-03-03 | Cape Town (WCT) | 6 | 1198.2 | 6 | 3.5 | 1338.9 | 0 | Details |
| 14 | North District School Trials 2024 (U11 Girls) | Standard | 2024-02-03 | 2024-02-03 | Cape Town (WCT) | 5 | 1177.3 | 5 | 3 | 1303 | 0 | Details |
| 15 | Rylib Chess Winter Slam 2023 (C) | Rapid | 2023-07-06 | 2023-07-06 | Cape Town (WCT) | 6 | 1159.2 | 6 | 3 | 1192 | 0 | Details |
| 16 | Curro Durbanville Chess Open Rapid 2023 (U12) | Rapid | 2023-07-15 | 2023-07-15 | Cape Town (WCT) | 6 | 1159.2 | 6 | 3 | 1242.8 | 0 | Details |
| 17 | GPCA Rapid 2023 (U12) | Rapid | 2023-06-24 | 2023-06-24 | Cape Town (WCT) | 7 | 1162.5 | 7 | 3 | 1148.1 | 0 | Details |
| 18 | Western Cape PS Individuals 2023 (U11 Girls) | Standard | 2023-05-05 | 2023-05-06 | Cape Town (WCT) | 6 | 1185.5 | 6 | 1.5 | 1079.2 | 0 | Details |
| 19 | Cape Town Metro Schools Chess Closed Individuals 2023 (U11 Girls) | Standard | 2023-03-03 | 2023-03-04 | Cape Town (WCT) | 6 | 1184.6 | 6 | 3 | 1188.1 | 0 | Details |
| 20 | North District School Trials 2023 (U11 Girls) | Standard | 2023-02-03 | 2023-02-04 | Cape Town (WCT) | 6 | 1204.9 | 6 | 2 | 1108.1 | 0 | Details |
| 21 | Kraaifontein Rapid Open 2022 (U10) | Rapid | 2022-12-16 | 2022-12-16 | Cape Town (WCT) | 6 | 1204.3 | 5 | 2 | 1214.8 | 0 | Details |
| 22 | Curro Durbanville Chess Open Rapid 2022 (U8+U10) | Rapid | 2022-07-02 | 2022-07-02 | Cape Town (WCT) | 6 | 1200 | 6 | 3 | 1228.8 | 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 | 6 |
| Wins | 4 |
| Draws | 0 |
| Losses | 2 |
| White | 3 |
| Black | 3 |
| White wins | 1 |
| Black wins | 3 |
| Score | 4 |
| Percent | 66.7 |
| Dp | 141.7 |
| AOR | 1192.8 |
| Performance | 1334.5 |
Game statistics (History)
| Games | 128 |
| Wins | 58 |
| Draws | 6 |
| Losses | 64 |
| White | 65 |
| Black | 63 |
| White wins | 25 |
| Black wins | 33 |
| Score | 61 |
| Percent | 47.7 |
| Dp | -19.9 |
| AOR | 1253.3 |
| Performance | 1233.3 |
Rankings (Main)
| National | |
| Overall | 6226 |
| Gender | 1088 |
| Age group | 862 |
| Gender/Age | 225 |
| Provincial | |
| Overall | 1861 |
| Gender | 398 |
| Age group | 290 |
| Gender/Age | 96 |
| Regional | |
| Overall | 854 |
| Gender | 143 |
| Age group | 114 |
| Gender/Age | 32 |
Rankings (Standard)
| National | |
| Overall | 6029 |
| Gender | 1113 |
| Age group | 876 |
| Gender/Age | 237 |
| Provincial | |
| Overall | 1720 |
| Gender | 395 |
| Age group | 271 |
| Gender/Age | 95 |
| Regional | |
| Overall | 790 |
| Gender | 148 |
| Age group | 109 |
| Gender/Age | 35 |
Rankings (Rapid)
| National | |
| Overall | 2429 |
| Gender | 458 |
| Age group | 450 |
| Gender/Age | 123 |
| Provincial | |
| Overall | 1044 |
| Gender | 216 |
| Age group | 208 |
| Gender/Age | 61 |
| Regional | |
| Overall | 454 |
| Gender | 62 |
| Age group | 76 |
| 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 | 6 |
| Score | 4 |
| Percent | 66.7 |
| Aor | 1192.8 |
| Dp | 141.7 |
| Prat | 1334.5 |
Performance (12 months)
| Games | 39 |
| Score | 18.5 |
| Percent | 47.4 |
| Aor | 1272.3 |
| Dp | -21.8 |
| Prat | 1250.5 |
Performance (History)
| Games | 128 |
| Score | 61 |
| Percent | 47.7 |
| Aor | 1253.3 |
| Dp | -19.9 |
| Prat | 1233.3 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Shapiro, H (Hannah) | 5 | 3 | 2 | Curro Durbanville Chess Open Rapid 2022 (U8+U10) | Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Girls) | Details |
| Overall | 2 | Louw, L (Lukas) | 3 | 3 | 0 | Kraaifontein Rapid Open 2022 (U10) | Cape Town Metro North Top Schools 2025 (U13) | Details |
| Overall | 3 | Calitz, L (Lydia) | 3 | 2 | 1 | North District School Trials 2023 (U11 Girls) | Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Girls) | Details |
| Overall | 4 | Geldenhuys, K (Katja) | 2 | 2 | 0 | Six Gun Grill Summer Sport Festival Chess Championships 2025 (Individual U13 Girls) | CT Metro North Schools Chess Individual Trials 2026 (U13 Girls) | Details |
| Overall | 5 | Iuzhakova, H (Heidi) | 2 | 1 | 1 | Western Cape PS Individuals 2023 (U11 Girls) | CT Metro Schools Individual Closed 2025 (U13 Girls) | Details |
| Standard | 1 | Calitz, L (Lydia) | 3 | 2 | 1 | North District School Trials 2023 (U11 Girls) | Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Girls) | Details |
| Standard | 2 | Walters, N (Nicola) | 2 | 0 | 2 | Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Girls) | Western Cape PS Individuals Championship 2024 (U11 Girls) | Details |
| Standard | 3 | Iuzhakova, H (Heidi) | 2 | 1 | 1 | Western Cape PS Individuals 2023 (U11 Girls) | CT Metro Schools Individual Closed 2025 (U13 Girls) | Details |
| Standard | 4 | Mahlangu, N (Nonhlanhla) | 2 | 0 | 2 | CT Metro North Schools Chess Individual Trials 2025 (U13 Girls) | CT Metro Schools Individual Closed 2025 (U13 Girls) | Details |
| Standard | 5 | Shapiro, H (Hannah) | 2 | 0 | 2 | Cape Town Metro Schools Chess Closed Individuals 2023 (U11 Girls) | Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Girls) | Details |
| Rapid | 1 | Shapiro, H (Hannah) | 3 | 3 | 0 | Curro Durbanville Chess Open Rapid 2022 (U8+U10) | GPCA Rapid 2023 (U12) | Details |
| Rapid | 2 | Janse Van Rensburg, I (Iwan) | 2 | 1 | 1 | GPCA Rapid 2023 (U12) | Curro Durbanville Chess Open Rapid 2023 (U12) | Details |
| Rapid | 3 | James, A (Ayden) | 2 | 1 | 1 | Kraaifontein Rapid Open 2022 (U10) | Curro Durbanville Chess Open Rapid 2023 (U12) | Details |
| Rapid | 4 | Louw, L (Lukas) | 2 | 2 | 0 | Kraaifontein Rapid Open 2022 (U10) | Laerskool Welgemoed Rapid 2024 (U12) | Details |