PLAYER PAGE
Rayhaan Bosch
1120306081Nelson Mandela Bay (ENM)Personal
Main rating
| Rating | 1299.4 |
| K-factor | 36 |
| Floor | 799.4 |
| Highest | 1299.4 (2026-01-01) |
| Min/Max +/- allowed | 144 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1224.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1299.4 |
| K-factor | 36 |
| Floor | 799.4 |
| Highest | 1299.4 (2026-01-01) |
| Min/Max +/- allowed | 143.9 |
Standard rating
| Rating | 1299.7 |
| K-factor | 36 |
| Floor | 799.7 |
| Highest | 1299.7 (2026-01-01) |
| Min/Max +/- allowed | 143.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1224.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1299.7 |
| K-factor | 36 |
| Floor | 799.7 |
| Highest | 1299.7 (2026-01-01) |
| Min/Max +/- allowed | 143.9 |
Rapid rating
| Rating | 1167.8 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-06-01) |
| 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 | 1167.8 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-06-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-06-01) |
| 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 (2024-06-01) |
| 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 | 2025 Mzansi Individual Championships (U14 Open) | Classical | 2025-12-17 | 2025-12-20 | Nelson Mandela Bay (ENM) | 6 | 1272.3 | 6 | 3 | 1380.9 | 0 | Details |
| 2 | UCC Royal Cup 2025 (B) | Standard | 2025-10-07 | 2025-11-05 | Nelson Mandela Bay (ENM) | 5 | 1242.9 | 2 | 2 | 1656.2 | 0 | Details |
| 3 | EC Closed 2025 (U14 Boys) | Standard | 2025-09-06 | 2025-09-07 | Nelson Mandela Bay (ENM) | 6 | 1294.6 | 5 | 0.5 | 1070.3 | 0 | Details |
| 4 | UCC Championship 2025 (B) | Standard | 2025-07-22 | 2025-08-19 | Nelson Mandela Bay (ENM) | 5 | 1247.7 | 4 | 1.5 | 1275.9 | 0 | Details |
| 5 | UCC Mind Over Board 2025 (B) | Classical | 2025-08-01 | 2025-08-03 | Nelson Mandela Bay (ENM) | 5 | 1247.7 | 5 | 3 | 1419.4 | 0 | Details |
| 6 | Eastern Cape Inter-Regional Individual Chess Championship 2025 (U14 Open) | Standard | 2025-07-11 | 2025-07-12 | Amathole (EAL) | 6 | 1241.9 | 6 | 2.5 | 1329.3 | 0 | Details |
| 7 | Eastern Cape Inter-Regional Team Chess Championship 2025 (U14) | Standard | 2025-07-10 | 2025-07-11 | Amathole (EAL) | 5 | 1241.9 | 5 | 1 | 1110.6 | 0 | Details |
| 8 | NMBCU Closed 2025 (U14) | Standard | 2025-06-13 | 2025-06-14 | Nelson Mandela Bay (ENM) | 6 | 1207.3 | 6 | 2.5 | 1383.7 | 0 | Details |
| 9 | NMBCU Open 2025 (B) | Standard | 2025-05-23 | 2025-05-24 | Nelson Mandela Bay (ENM) | 6 | 1225.5 | 6 | 2.5 | 1313.7 | 0 | Details |
| 10 | NMBCU Trial 4 2025 (U14) | Standard | 2025-05-09 | 2025-05-10 | Nelson Mandela Bay (ENM) | 6 | 1225.5 | 6 | 1.5 | 1086.8 | 0 | Details |
| 11 | UCC Presidential Cup 2025 (B) | Standard | 2025-04-08 | 2025-05-06 | Nelson Mandela Bay (ENM) | 5 | 1225.5 | 2 | 1 | 1118.6 | 0 | Details |
| 12 | NMB 3rd Trials 2025 (U14) | Standard | 2025-04-11 | 2025-04-12 | Nelson Mandela Bay (ENM) | 6 | 1226.2 | 6 | 2.5 | 1199.4 | 0 | Details |
| 13 | NMB 2nd Trials 2025 (U14) | Standard | 2025-03-07 | 2025-03-08 | Nelson Mandela Bay (ENM) | 6 | 1197.7 | 6 | 2 | 1183.2 | 0 | Details |
| 14 | UCC Strategic Moves 2025 (B) | Standard | 2025-02-28 | 2025-03-01 | Nelson Mandela Bay (ENM) | 5 | 1197.7 | 5 | 2.5 | 1225.3 | 0 | Details |
| 15 | Uitenhage Chess Club Protea Cup 2025 (B) | Standard | 2025-01-28 | 2025-02-25 | Nelson Mandela Bay (ENM) | 5 | 1179.2 | 1 | 1 | 1553.7 | 0 | Details |
| 16 | NMBCH Trial 1 2025 (U14) | Standard | 2025-02-14 | 2025-02-15 | Nelson Mandela Bay (ENM) | 6 | 1179.2 | 6 | 2.5 | 1197.9 | 0 | Details |
| 17 | UCC Club Champs 2024 (B) | Standard | 2024-10-08 | 2024-11-05 | Nelson Mandela Bay (ENM) | 5 | 1169.3 | 1 | 0 | 749.6 | 0 | Details |
| 18 | UCC Blitz July 2024 (B) | Rapid | 2024-07-30 | 2024-08-06 | Nelson Mandela Bay (ENM) | 6 | 1170.8 | 2 | 1 | 1134.8 | 0 | Details |
| 19 | Uitenhage Chess Club Presidential Cup 2024 (B) | Rapid | 2024-04-30 | 2024-05-14 | Nelson Mandela Bay (ENM) | 6 | 1200 | 5 | 1 | 1009.3 | 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 | 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 (History)
| Games | 85 |
| Wins | 29 |
| Draws | 9 |
| Losses | 47 |
| White | 43 |
| Black | 42 |
| White wins | 16 |
| Black wins | 13 |
| Score | 33.5 |
| Percent | 39.4 |
| Dp | -90 |
| AOR | 1323.5 |
| Performance | 1233.5 |
Rankings (Main)
| National | |
| Overall | 6014 |
| Gender | 4971 |
| Age group | 1013 |
| Gender/Age | 782 |
| Provincial | |
| Overall | 623 |
| Gender | 525 |
| Age group | 109 |
| Gender/Age | 95 |
| Regional | |
| Overall | 204 |
| Gender | 177 |
| Age group | 39 |
| Gender/Age | 34 |
Rankings (Standard)
| National | |
| Overall | 5353 |
| Gender | 4390 |
| Age group | 906 |
| Gender/Age | 701 |
| Provincial | |
| Overall | 585 |
| Gender | 489 |
| Age group | 105 |
| Gender/Age | 91 |
| Regional | |
| Overall | 188 |
| Gender | 161 |
| Age group | 37 |
| Gender/Age | 32 |
Rankings (Rapid)
| 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 |
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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (12 months)
| Games | 65 |
| Score | 25.5 |
| Percent | 39.2 |
| Aor | 1351.8 |
| Dp | -91.5 |
| Prat | 1260.3 |
Performance (History)
| Games | 85 |
| Score | 33.5 |
| Percent | 39.4 |
| Aor | 1323.5 |
| Dp | -90 |
| Prat | 1233.5 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Sonti, K (Khwezi) | 5 | 1 | 4 | NMBCH Trial 1 2025 (U14) | Eastern Cape Inter-Regional Team Chess Championship 2025 (U14) | Details |
| Overall | 2 | Coetzer, H (Hanroux) | 4 | 1 | 3 | UCC Blitz July 2024 (B) | UCC Royal Cup 2025 (B) | Details |
| Overall | 3 | George, P (Panashe) | 3 | 2 | 1 | Uitenhage Chess Club Presidential Cup 2024 (B) | NMBCU Open 2025 (B) | Details |
| Overall | 4 | Arries, J (Jayde) | 3 | 2 | 1 | NMBCU Trial 4 2025 (U14) | EC Closed 2025 (U14 Boys) | Details |
| Overall | 5 | Hoogh, E (Ethan) | 3 | 1 | 2 | UCC Blitz July 2024 (B) | UCC Presidential Cup 2025 (B) | Details |
| Standard | 1 | Sonti, K (Khwezi) | 5 | 1 | 4 | NMBCH Trial 1 2025 (U14) | Eastern Cape Inter-Regional Team Chess Championship 2025 (U14) | Details |
| Standard | 2 | Arbi, I (Imaan) | 3 | 3 | 0 | NMBCU Open 2025 (B) | UCC Mind Over Board 2025 (B) | Details |
| Standard | 3 | Arries, J (Jayde) | 3 | 2 | 1 | NMBCU Trial 4 2025 (U14) | EC Closed 2025 (U14 Boys) | Details |
| Standard | 4 | Sana, E (Enzokuhle) | 3 | 2 | 1 | NMBCH Trial 1 2025 (U14) | NMB 3rd Trials 2025 (U14) | Details |
| Standard | 5 | Coetzer, H (Hanroux) | 3 | 0 | 3 | UCC Strategic Moves 2025 (B) | UCC Royal Cup 2025 (B) | Details |