PLAYER PAGE
Josua Oosthuizen
1170300086Overberg (WOS)Personal
Main rating
| Rating | 1194.1 |
| K-factor | 36 |
| Floor | 707.2 |
| Highest | 1215.7 (2024-03-01) |
| Min/Max +/- allowed | 162 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 2.09 |
| SWe | -0.05 |
| Temp +/- | -1.9 |
| Penalties | 0 |
| Weight perform | 1076.1 |
| Final +/- | -1.9 |
| New Rating () | |
| Rating | 1192.2 |
| K-factor | 36 |
| Floor | 707.2 |
| Highest | 1215.7 (2024-03-01) |
| Min/Max +/- allowed | 162.1 |
Standard rating
| Rating | 1204.3 |
| K-factor | 36 |
| Floor | 722.4 |
| Highest | 1295.2 (2024-03-01) |
| Min/Max +/- allowed | 144.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1061.8 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1204.3 |
| K-factor | 36 |
| Floor | 722.4 |
| Highest | 1295.2 (2024-03-01) |
| Min/Max +/- allowed | 144.8 |
Rapid rating
| Rating | 1177.2 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-03-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 2.11 |
| SWe | -0.11 |
| Temp +/- | -4 |
| Penalties | 0 |
| Weight perform | 1109.4 |
| Final +/- | -4 |
| New Rating () | |
| Rating | 1173.3 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-03-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-04-01) |
| 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 (2024-04-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Overberg Schools Primary School Trials (Region 1) 2026 (U9 Boys) | Rapid | 2026-02-28 | 2026-02-28 | Overberg | 6 | 1194.1 | 5 | 2 | 1172.5 | -1.9 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Overberg Schools Open Championship 2026 (U9) | Rapid | 2026-01-31 | 2026-01-31 | Overberg (WOS) | 6 | 1195.7 | 6 | 2 | 1073.5 | 0 | Details |
| 2 | Curro Hermanus Spring Open 2025 (U9) | Rapid | 2025-10-18 | 2025-10-18 | Overberg (WOS) | 6 | 1200.8 | 6 | 2 | 1165.7 | 0 | Details |
| 3 | Overberg Top Schools 2025 (U7+U9) | Standard | 2025-08-02 | 2025-08-02 | Overberg (WOS) | 5 | 1195.5 | 5 | 2 | 1219.7 | 0 | Details |
| 4 | Overberg Schools - PS Closed 2025 (U9 Boys) | Standard | 2025-03-08 | 2025-03-08 | Overberg (WOS) | 5 | 1192.3 | 5 | 2 | 1165.2 | 0 | Details |
| 5 | Overberg Schools - PS Trials (Region 1) 2025 (U9 Boys) | Rapid | 2025-02-22 | 2025-02-22 | Overberg (WOS) | 6 | 1196.2 | 6 | 2.5 | 1160.7 | 0 | Details |
| 6 | Curro Hermanus Summer Open 2025 (U9) | Rapid | 2025-02-08 | 2025-02-08 | Overberg (WOS) | 6 | 1196.2 | 6 | 3 | 1218.4 | 0 | Details |
| 7 | Overberg Schools & Federation Open 2025 (U9) | Rapid | 2025-02-01 | 2025-02-01 | Overberg (WOS) | 6 | 1196.2 | 5 | 0.5 | 844.5 | 0 | Details |
| 8 | Western Cape Top Schools Championship 2024 (U7 Mixed) | Standard | 2024-08-30 | 2024-09-01 | Eden (WEG) | 5 | 1196.4 | 2 | 1 | 1185.2 | 0 | Details |
| 9 | Overberg Schools - Top Schools 2024 (U7+U9 Mixed) | Standard | 2024-07-27 | 2024-07-27 | Overberg (WOS) | 5 | 1178.2 | 5 | 3 | 1276.3 | 0 | Details |
| 10 | Western Cape PS Individuals Championship 2024 (U7 Boys) | Standard | 2024-05-04 | 2024-05-05 | West Coast (WCU) | 6 | 1207.2 | 6 | 2.5 | 1069.2 | 0 | Details |
| 11 | Overberg Schools - PS Closed 2024 (U7 Mixed) | Standard | 2024-03-16 | 2024-03-16 | Overberg (WOS) | 5 | 1200 | 5 | 3 | 1287.1 | 0 | Details |
| 12 | Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) | Rapid | 2024-03-02 | 2024-03-02 | Overberg (WOS) | 5 | 1200 | 5 | 2 | 1115 | 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 | 11 |
| Wins | 4 |
| Draws | 0 |
| Losses | 7 |
| White | 5 |
| Black | 6 |
| White wins | 1 |
| Black wins | 3 |
| Score | 4 |
| Percent | 36.4 |
| Dp | -115.9 |
| AOR | 1234.4 |
| Performance | 1118.5 |
Game statistics (History)
| Games | 67 |
| Wins | 24 |
| Draws | 7 |
| Losses | 36 |
| White | 32 |
| Black | 35 |
| White wins | 9 |
| Black wins | 15 |
| Score | 27.5 |
| Percent | 41 |
| Dp | -76.1 |
| AOR | 1223.8 |
| Performance | 1147.7 |
Rankings (Main)
| National | |
| Overall | 13999 |
| Gender | 10890 |
| Age group | 664 |
| Gender/Age | 474 |
| Provincial | |
| Overall | 4111 |
| Gender | 3106 |
| Age group | 279 |
| Gender/Age | 206 |
| Regional | |
| Overall | 338 |
| Gender | 229 |
| Age group | 35 |
| Gender/Age | 27 |
Rankings (Standard)
| National | |
| Overall | 9687 |
| Gender | 7578 |
| Age group | 427 |
| Gender/Age | 309 |
| Provincial | |
| Overall | 2722 |
| Gender | 2031 |
| Age group | 172 |
| Gender/Age | 125 |
| Regional | |
| Overall | 167 |
| Gender | 106 |
| Age group | 16 |
| Gender/Age | 13 |
Rankings (Rapid)
| National | |
| Overall | 5275 |
| Gender | 4002 |
| Age group | 283 |
| Gender/Age | 204 |
| Provincial | |
| Overall | 2112 |
| Gender | 1573 |
| Age group | 153 |
| Gender/Age | 116 |
| Regional | |
| Overall | 350 |
| Gender | 221 |
| Age group | 42 |
| Gender/Age | 31 |
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 | 11 |
| Score | 4 |
| Percent | 36.4 |
| Aor | 1234.4 |
| Dp | -115.9 |
| Prat | 1118.5 |
Performance (12 months)
| Games | 27 |
| Score | 10 |
| Percent | 37 |
| Aor | 1266.6 |
| Dp | -110.2 |
| Prat | 1156.4 |
Performance (History)
| Games | 67 |
| Score | 27.5 |
| Percent | 41 |
| Aor | 1223.8 |
| Dp | -76.1 |
| Prat | 1147.7 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Harikisun, A (Aaheli) | 4 | 2 | 2 | Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) | Curro Hermanus Summer Open 2025 (U9) | Details |
| Overall | 2 | Lourens, L (Lihan) | 4 | 1 | 3 | Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) | Curro Hermanus Spring Open 2025 (U9) | Details |
| Overall | 3 | Coetzer, R (Rossouw) | 3 | 1 | 2 | Overberg Schools - PS Closed 2024 (U7 Mixed) | Overberg Schools - PS Trials (Region 1) 2025 (U9 Boys) | Details |
| Overall | 4 | Crafford, Q (Quade) | 2 | 0 | 2 | Overberg Top Schools 2025 (U7+U9) | Curro Hermanus Spring Open 2025 (U9) | Details |
| Overall | 5 | Sander, M (Malakai) | 2 | 1 | 1 | Overberg Schools & Federation Open 2025 (U9) | Curro Hermanus Spring Open 2025 (U9) | Details |
| Standard | 1 | Louw, S (Sarel Johannes) | 2 | 2 | 0 | Overberg Schools - PS Closed 2024 (U7 Mixed) | Overberg Schools - PS Closed 2025 (U9 Boys) | Details |
| Rapid | 1 | Harikisun, A (Aaheli) | 3 | 1 | 2 | Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) | Curro Hermanus Summer Open 2025 (U9) | Details |
| Rapid | 2 | Lourens, L (Lihan) | 3 | 1 | 2 | Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) | Curro Hermanus Spring Open 2025 (U9) | Details |
| Rapid | 3 | Coetzer, R (Rossouw) | 2 | 1 | 1 | Curro Hermanus Summer Open 2025 (U9) | Overberg Schools - PS Trials (Region 1) 2025 (U9 Boys) | Details |
| Rapid | 4 | Sander, M (Malakai) | 2 | 1 | 1 | Overberg Schools & Federation Open 2025 (U9) | Curro Hermanus Spring Open 2025 (U9) | Details |
| Rapid | 5 | Bain, T (Thomas) | 2 | 1 | 1 | Overberg Schools Open Championship 2026 (U9) | Overberg Schools Primary School Trials (Region 1) 2026 (U9 Boys) | Details |